Synonyms of slip up in English:

slip up


See definition of

phrase

1‘we can't afford to slip up like that again’

SYNONYMS

make a mistake, blunder, make a blunder, get something wrong, miscalculate, make an error, trip up, err, go wrong

make a bloomer, make a boo-boo, screw up, make a howler, muff something up

British boob, cock something up, drop a clanger

North American goof up