Someone who makes mistakes because of incompetence.

synonyms: blunderer, botcher, bungler, butcher, fuckup, fumbler, sad sack, stumbler.

Dutch: stumper, prutser, stoethaspel, sukkel, blunderaar, knoeier, klungelaar, kluns, klungel, beunhaas, roffelaar ... show more
Polish: brakorób, brakoróbca, fuszer, niedbaluch, partacz