verb commit a faux pas or a fault or make a serious mistake
verb make one's way clumsily or blindly
Synonymsfumble
verb utter impulsively
Source: WordNet 3.1, Princeton University
Other words for “blunder”, grouped by meaning.
We found 19 synonyms for “blunder”. The most common are blooper, bloomer, bungle, pratfall, foul-up.
verb commit a faux pas or a fault or make a serious mistake
verb make one's way clumsily or blindly
verb utter impulsively
Source: WordNet 3.1, Princeton University