sickest

ADJECTIVE

not healthy, not feeling well

Synonyms

STRONG

ailing confined debilitated declining disordered down frail funny green hospitalized ill impaired imperfect incurable indisposed infected invalid mean nauseated peaked suffering tottering wobbly

WEAK

BROKEN: target entry 'broken down' discarded bedridden defective delicate diseased feeble feverish in a bad way in poor health infirm laid-up lousy not so hot poorly qualmish queasy rickety rocky rotten run down sick as a dog under medication under the weather unhealthy unwell weak

Antonyms

STRONG

healthy perfect sound strong well

WEAK

clean content gentle happy moral nice pleased satisfied undiseased

ADJECTIVE

morbid, gross

Synonyms

WEAK

ghoulish macabre morose sadistic sickly

Antonyms

WEAK

clean content gentle happy healthy moral nice pleased satisfied undiseased well

ADJECTIVE

fed up, displeased

Synonyms

STRONG

bored disgusted jaded revolted satiated tired weary

WEAK

blasé up to here with

Antonyms

STRONG

activated fresh

WEAK

clean content gentle happy healthy moral nice pleased satisfied undiseased well

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.

Some of the sickest burns on the internet right now are coming out of the French Foreign Ministry.

From The Wall Street Journal • Feb. 26, 2026

She sees the sickest children in Northern Ireland.

From BBC • Jan. 4, 2026

The late-night host’s comments, Carr said, were “the sickest conduct possible.”

From Salon • Sep. 19, 2025

Carr, during Johnson’s podcast, called Kimmel’s comments “the sickest conduct possible.”

From Los Angeles Times • Sep. 18, 2025

On the night when he was sickest, when his pulse was almost gone and his breathing only a flutter, when I thought he was dying, I sat by his side and held his hand.

From "Z for Zachariah" by Robert C. O’Brien