blunderer

UK:^*^*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈblʌndərəʳ/

blun•der /ˈblʌndɚ/USA pronunciation n.

a stupid mistake:One of his first blunders was to make fun of the teacher's name.

v. [no object]

to move or act clumsily or stupidly: [~ + into]:We blundered into the wrong room.[~ + along]We blundered along down the road.
to make a mistake, esp. through carelessness or confusion:We blundered when we tried to take a shortcut.

blun•der•er, n. [countable]

blun•der (blun′dər),USA pronunciation n.

v.i.

to move or act blindly, stupidly, or without direction or steady guidance:Without my glasses I blundered into the wrong room.
to make a gross or stupid mistake, esp. through carelessness or mental confusion:Just pray that he doesn't blunder again and get the names wrong.

v.t.

to bungle;
botch:Several of the accounts were blundered by that new assistant.
to utter thoughtlessly;
blurt out:He blundered his surprise at their winning the award.

Old Norse blunda shut one's eyes, nap; compare Norwegian dialect, dialectal blundra
Middle English blunderen blondren, (verb, verbal) 1350–1400

blun′der•er, n.
blun′der•ing•ly, adv.

mistake.

'blunderer' also found in these entries (note: many are not synonyms or translations):

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