ungrounded
ADJECTIVE
baseless
Synonyms
Antonyms
ADJECTIVE
fallacious
Synonyms
Antonyms
ADJECTIVE
flimsy
Synonyms
STRONGEST
STRONG
WEAK
Antonyms
ADJECTIVE
nonexistent
Synonyms
STRONGEST
WEAK
airy
baseless
blank
chimerical
dead
defunct
departed
dreamlike
dreamy
empty
ethereal
extinct
extinguished
fancied
few and far between
flimsy
gone
gossamery
groundless
hallucinatory
hypothetical
illusory
imaginary
imagined
immaterial
imponderable
insubstantial
legendary
lost
missing
mythical
null
null and void
passed away
passed on
perished
shadowy
unreal
unsubstantial
vague
vaporous
void
without foundation
Antonyms
ADJECTIVE
sophistic
Synonyms
ADJECTIVE
unjustifiable
Synonyms
Antonyms
STRONGEST
ADJECTIVE
unwarranted
Synonyms
Antonyms
STRONGEST
WEAK
ADJECTIVE
wrong
Synonyms
STRONGEST
STRONG
WEAK
Antonyms
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.