Synonyms and antonyms of Describing and relating to promises and promising in British Thesaurus

solemn (adjective)

used about things such as promises that express serious intentions

empty (adjective)

empty words or promises are things that you say you will do but do not do

hollow (adjective)

hollow promises or threats are not sincere, or are about things that will not really happen

broken (adjective)

used for describing a situation in which you do not do what you promised, agreed, or hoped

as good as your word ()

doing what you have promised to do

on my honour ()

used for making a serious promise to do something

my word is my bond ()

used for saying that people can trust you because if you promise to do something, you will do it

cross your heart (and hope to die) ()

used as a way of making a promise, especially between children

jam tomorrow ()

something good that someone promises you but that never seems to happen