Definition of Bedevil

Verb: bedevil (bedevilled,bedevilling, or [US] bedeviled,bedeviling) bi'de-vul

Harass persistently in cruel or annoying way
- torment, rag, crucify, dun, frustrate
Be confusing or perplexing to; cause to be unable to think clearly
"These questions bedevil even the experts";
- confuse, throw, fox, befuddle, fuddle, confound, discombobulate, perplex, vex, stick, get, puzzle, mystify, baffle, beat, pose, bewilder, flummox, stupefy, nonplus, gravel, dumbfound