forswear
4 synonyms for forswear, grouped by meaning and by how common each one is.
Verb — To promise formally to give something up or say it is not true.
Synonyms
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Etymology
This word goes back to Middle English forsweren, from Old English forswerian (“to swear falsely”). It is related to Old Saxon farswerian, Old High German farsweren and German verschwören. See also for- + swear.
Full origin of forswear →