Synonyms of be effective in English:

be effective


See definition of work

phrase

1‘no one doubts that these measures will be effective’

SYNONYMS
succeed, be successful, work, work out, turn out well, go as planned, have the desired result, get results, be efficacious
have an effect, take effect, be efficacious, function, act, have results, take hold
informal come off, pay off, do the trick, do the business
North American informal turn the trick
ANTONYMS

fail, have no effect