Synonyms and antonyms of To not keep a promise in British Thesaurus

break (verb)

to not do something that you promised or agreed to do

go back on ()

to fail to do something that you have promised or agreed to do

renege (verb)

formal to decide not to do something that you promised to do

cry off ()

to decide not to do something that you had promised or agreed to do

back out ()

to decide not to do something you agreed to do

fail (verb)

if someone fails you, they do not do what they promised or what you trusted them to do

duck out of ()

to avoid doing something that you were intending to do or had promised to do

dishonour (verb)

formal to fail to keep a promise or an agreement that you have made

rat on (British)

British to not do something that you promised to do

breach (noun)

a failure to do something that you have promised to do or that people expect you to do

backpedal (verb)

to show that you are no longer certain about a previous opinion, intention, or promise

dishonor ()

the American spelling of dishonour

welsh on ()

to not do what you promised or agreed. Many people consider this word offensive.