go back on (one's) pledge Idiom
take the pledge|pledge|take
v. phr. To swear to give up drinking, smoking, or using drugs.
Gary finally took the pledge and he has kept it thus far.
pledge
pledge take the pledge to take a vow not to drink alcoholic liquor
go aback on (one's) pledge
To not do article one said one would do; to abate on something. People are alpha to anguish that the governor is activity to go aback on his agreement and not lower taxes for lower-income families afterwards all. You fabricated a charge to abutment our project, and now you've gone aback on your pledge!Learn more: back, go, on, pledge