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Definitions

challenge

[chal-inj] / ˈtʃæl ɪndʒ /
NOUN
dispute, question
Synonyms
STRONGEST
objection protest test threat
STRONG
claiming confrontation dare defiance demanding demur interrogation provocation remonstrance trial ultimatum
WEAK
summons to contest
Antonyms
STRONGEST
acceptance
STRONG
peace
WEAK
agree answer decide win
VERB
dispute, question
Synonyms
STRONGEST
ask for assert call for claim confront defy demand denounce impose require test try
STRONG
accost arouse beard brave cross dare exact impeach impugn inquire investigate provoke query reclaim stimulate summon tax vindicate
WEAK
call out face down face off face the music fly in the face of hang in insist upon invite competition make a point of make a stand object to search out stand up to stick it out throw down the gauntlet
Antonyms
STRONGEST
deny
STRONG
answer calm dodge ignore
WEAK
agreement decision victory

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.

The challenge is verifying all that loose talk.

From Los Angeles Times • Apr. 17, 2026

Altman has tried to use OpenAI resources to back companies that challenge Musk—a personal rival who is suing OpenAI for abandoning its nonprofit mission in a trial set to begin this month.

From The Wall Street Journal • Apr. 17, 2026

Measuring low-frequency electric fields with high precision is still a major scientific challenge.

From Science Daily • Apr. 17, 2026

One key challenge is identifying which internal signaling mechanisms allow these cells to perform at their best.

From Science Daily • Apr. 16, 2026

On July 19,1545, the Mary Rose was about to face its greatest challenge.

From "Shipwrecked!" by Martin W. Sandler

Vocabulary lists containing challenge

The SAT: Language of the Test, List 4

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List 2

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Academic Vocabulary Toolkit 1, Words 11-20

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