Blunder

Webster's Dictionary of the English Language

·vt To cause to blunder.

II. Blunder ·noun Confusion; disturbance.

III. Blunder ·vi To move in an awkward, clumsy manner; to flounder and stumble.

IV. Blunder ·vt To do or treat in a blundering manner; to Confuse.

V. Blunder ·noun A gross error or mistake, resulting from carelessness, stupidity, or culpable ignorance.

VI. Blunder ·vi To make a gross error or mistake; as, to blunder in writing or preparing a medical prescription.