Synonyms of challenge in English:

challenge


See definition of challenge

noun

1‘he accepted the challenge’

SYNONYMS
dare, provocation
summons

2‘he successfully resisted a challenge to his leadership’

SYNONYMS
confrontation with, dispute with, stand against, test of, opposition, disagreement with
questioning of, defiance, ultimatum

3‘getting ready for the visitors was proving quite a challenge’

SYNONYMS
problem, difficult task, test, trial
trouble, bother, obstacle

verb

1‘you will need to be able to challenge their statistics in an informed way’

SYNONYMS
question, disagree with, object to, take exception to, confront, dispute, take issue with, protest against, call into question
demur about, demur against, dissent from, be a dissenter from

2‘he challenged one of my men to a duel’

SYNONYMS
dare, summon, invite, bid, throw down the gauntlet to, defy someone to do something

3‘a new way of life that would challenge them’

SYNONYMS
test, tax, try
strain, make demands on, weary, wear out, drain, sap
stretch, stimulate, arouse, inspire, excite, spur on