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un-impeachable
adjective as in infallible
Strongest matches
Weak matches
adjective as in innocent
Strongest matches
adjective as in irrefutable
Strongest matches
adjective as in irreproachable
adjective as in reliable
Strongest matches
Weak matches
- candid
- careful
- certain
- come-through
- conscientious
- constant
- definite
- determined
- devoted
- faithful
- firm
- high-principled
- honorable
- impeccable
- incorrupt
- loyal
- okay
- proved
- reputable
- responsible
- righteous
- sound
- staunch
- steadfast
- sterling
- sure
- there
- tried
- tried-and-true
- true-blue
- true-hearted
- trusty
- unequivocal
- unfailing
- unimpeachable
- upright
- veracious
adjective as in spotless
adjective as in tolerable
Strongest matches
adjective as in unquestionable
Strongest matches
Weak matches
- accurate
- authentic
- bona fide
- certain
- clear
- cold
- conclusive
- dependable
- down pat
- downright
- established
- faultless
- flat
- flawless
- for certain
- genuine
- incontestable
- incontrovertible
- indubitable
- irrefutable
- manifest
- no ifs ands or buts
- obvious
- pat
- patent
- perfect
- positive
- real
- reliable
- superior
- sure
- sure-enough
- true
- undisputable
- undoubted
- unimpeachable
- veritable
- well-founded
- well-grounded
adjective as in upright
Strongest matches
adjective as in blameless
adjective as in accurate
Strongest matches
adjective as in squeaky clean
adjective as in unimpeachable
adjective as in unimpeachable
adjective as in lily-white
Weak matches
- above suspicion
- angelic
- angelical
- chaste
- clean
- cleanhanded
- clear
- crimeless
- exemplary
- faultless
- free of
- good
- guilt-free
- guiltless
- harmless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- not guilty
- pristine
- pure
- pure as the driven snow
- righteous
- safe
- sinless
- spotless
- stainless
- unblamable
- unblemished
- uncensurable
- uncorrupt
- uncorrupted
- undefiled
- unimpeachable
- uninvolved
- unoffending
- unstained
- unsullied
- untainted
- upright
- virginal
- virtuous
adjective as in unblamable
Weak matches
- above suspicion
- angelic
- blameless
- chaste
- clean
- cleanhanded
- clear
- crimeless
- exemplary
- faultless
- free of
- good
- guilt-free
- guiltless
- harmless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- lily-white
- not guilty
- pristine
- pure
- righteous
- safe
- sinless
- spotless
- stainless
- unblemished
- uncensurable
- uncorrupt
- unimpeachable
- uninvolved
- unoffending
- unsullied
- untainted
- upright
- virginal
- virtuous
adjective as in uncorrupted
Weak matches
- above suspicion
- angelic
- angelical
- chaste
- clean
- cleanhanded
- clear
- crimeless
- exemplary
- faultless
- free of
- good
- guilt-free
- guiltless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- lily-white
- not guilty
- pristine
- pure
- pure as the driven snow
- righteous
- safe
- sinless
- spotless
- stainless
- unblemished
- uncensurable
- uncorrupt
- undefiled
- unimpeachable
- uninvolved
- unoffending
- unstained
- unsullied
- untainted
- upright
- virginal
- virtuous
adjective as in unmannered
adjective as in untainted
Weak matches
- above suspicion
- angelic
- angelical
- chaste
- clean
- cleanhanded
- clear
- crimeless
- exemplary
- faultless
- free of
- good
- guilt-free
- guiltless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- lily-white
- not guilty
- pure
- pure as the driven snow
- righteous
- safe
- sinless
- spotless
- stainless
- unblemished
- uncensurable
- uncorrupt
- uncorrupted
- undefiled
- unimpeachable
- uninvolved
- unoffending
- unstained
- upright
- virginal
- virtuous
adjective as in virginal
Weak matches
- above suspicion
- angelical
- cleanhanded
- crimeless
- exemplary
- faultless
- free of
- guilt-free
- guiltless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- lily-white
- not guilty
- pure
- pure as the driven snow
- righteous
- sinless
- spotless
- unblemished
- uncensurable
- uncorrupt
- uncorrupted
- undefiled
- unimpeachable
- uninvolved
- unoffending
- unstained
- unsullied
- untainted
- virtuous
adjective as in decent
adjective as in genuine
adjective as in genuine
adjective as in guiltless
adjective as in impeccable
adjective as in infallible
Strongest matches
Weak matches
adjective as in innocent
Strongest matches
adjective as in irrefutable
Strongest matches
adjective as in irreproachable
adjective as in reliable
Strongest matches
Weak matches
- candid
- careful
- certain
- come-through
- conscientious
- constant
- definite
- determined
- devoted
- faithful
- firm
- high-principled
- honorable
- impeccable
- incorrupt
- loyal
- okay
- proved
- reputable
- responsible
- righteous
- sound
- staunch
- steadfast
- sterling
- sure
- there
- tried
- tried-and-true
- true-blue
- true-hearted
- trusty
- unequivocal
- unfailing
- unimpeachable
- upright
- veracious
adjective as in spotless
adjective as in tolerable
Strongest matches
adjective as in unquestionable
Strongest matches
Weak matches
- accurate
- authentic
- bona fide
- certain
- clear
- cold
- conclusive
- dependable
- down pat
- downright
- established
- faultless
- flat
- flawless
- for certain
- genuine
- incontestable
- incontrovertible
- indubitable
- irrefutable
- manifest
- no ifs ands or buts
- obvious
- pat
- patent
- perfect
- positive
- real
- reliable
- superior
- sure
- sure-enough
- true
- undisputable
- undoubted
- unimpeachable
- veritable
- well-founded
- well-grounded
adjective as in upright
Strongest matches
adjective as in blameless
adjective as in accurate
Strongest matches
adjective as in squeaky clean
adjective as in unimpeachable
adjective as in unimpeachable
adjective as in lily-white
Weak matches
- above suspicion
- angelic
- angelical
- chaste
- clean
- cleanhanded
- clear
- crimeless
- exemplary
- faultless
- free of
- good
- guilt-free
- guiltless
- harmless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- not guilty
- pristine
- pure
- pure as the driven snow
- righteous
- safe
- sinless
- spotless
- stainless
- unblamable
- unblemished
- uncensurable
- uncorrupt
- uncorrupted
- undefiled
- unimpeachable
- uninvolved
- unoffending
- unstained
- unsullied
- untainted
- upright
- virginal
- virtuous
adjective as in unblamable
Weak matches
- above suspicion
- angelic
- blameless
- chaste
- clean
- cleanhanded
- clear
- crimeless
- exemplary
- faultless
- free of
- good
- guilt-free
- guiltless
- harmless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- lily-white
- not guilty
- pristine
- pure
- righteous
- safe
- sinless
- spotless
- stainless
- unblemished
- uncensurable
- uncorrupt
- unimpeachable
- uninvolved
- unoffending
- unsullied
- untainted
- upright
- virginal
- virtuous
adjective as in uncorrupted
Weak matches
- above suspicion
- angelic
- angelical
- chaste
- clean
- cleanhanded
- clear
- crimeless
- exemplary
- faultless
- free of
- good
- guilt-free
- guiltless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- lily-white
- not guilty
- pristine
- pure
- pure as the driven snow
- righteous
- safe
- sinless
- spotless
- stainless
- unblemished
- uncensurable
- uncorrupt
- undefiled
- unimpeachable
- uninvolved
- unoffending
- unstained
- unsullied
- untainted
- upright
- virginal
- virtuous
adjective as in unmannered
adjective as in untainted
Weak matches
- above suspicion
- angelic
- angelical
- chaste
- clean
- cleanhanded
- clear
- crimeless
- exemplary
- faultless
- free of
- good
- guilt-free
- guiltless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- lily-white
- not guilty
- pure
- pure as the driven snow
- righteous
- safe
- sinless
- spotless
- stainless
- unblemished
- uncensurable
- uncorrupt
- uncorrupted
- undefiled
- unimpeachable
- uninvolved
- unoffending
- unstained
- upright
- virginal
- virtuous
adjective as in virginal
Weak matches
- above suspicion
- angelical
- cleanhanded
- crimeless
- exemplary
- faultless
- free of
- guilt-free
- guiltless
- honest
- immaculate
- impeccable
- impeccant
- in the clear
- inculpable
- irreproachable
- lawful
- legal
- legitimate
- licit
- lily-white
- not guilty
- pure
- pure as the driven snow
- righteous
- sinless
- spotless
- unblemished
- uncensurable
- uncorrupt
- uncorrupted
- undefiled
- unimpeachable
- uninvolved
- unoffending
- unstained
- unsullied
- untainted
- virtuous
adjective as in decent
adjective as in genuine
adjective as in genuine
adjective as in guiltless
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Synonym of the day
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On this page you'll find 1022 synonyms, antonyms, and words related to un-impeachable, such as: authoritative, flawless, foolproof, unbeatable, acceptable, and accurate.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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