underhand

[uhn-der-hand] / ˈʌn dərˌhænd /

ADJECTIVE

deceitful

Synonyms

STRONG

underhanded

WEAK

clandestine concealed crafty crooked cunning deceptive devious dirty-dealing dishonest dishonorable double-crossing duplicitous fraudulent furtive guileful hush-hush indirect insidious oblique on the Q.T. on the quiet secret secretive shady shifty slippery sly sneaking sneaky stealthy sub-rosa surreptitious treacherous tricky two-faced two-timing under wraps undercover unethical unfair unjust unscrupulous wily

Antonyms

WEAK

aboveboard forthright frank honest

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

One parent said she was never worried anything underhand was happening and that Blackmore had been "a really good teacher".

From BBC • Apr. 6, 2026

Dick Dastardly was a character in 1960s animated TV series Wacky Races - and several other cartoons and films since - who would try to win by utilising underhand tactics.

From BBC • Oct. 30, 2024

As he was leaving the field, a frustrated López hoisted his glove high into the air with an underhand toss.

From Los Angeles Times • May 30, 2024

Finally, the coach held a ball high over his head and announced: “Wouldn’t want anyone else in the world leading us,” and flipped an underhand pass to Stafford as the team erupted.

From Los Angeles Times • Dec. 22, 2023

I said, ‘Who would suspect a girl of anything underhand just for walking down the road holding hands with her young sibling?’

From "Code Name Kingfisher" by Liz Kessler

Vocabulary lists containing underhand

Physical Education - Introductory

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Physical Education - Middle School and High School

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Florida's B.E.S.T. Common Prefixes: under-

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!