bug

[1]	tease , badger , beleaguer
[2]	annoy , wiretap , irritate , pester , intercept , irk , harass , bother
[3]	tap , spy on

[1]	insect , beetle , larva , grub , caterpillar , butterfly , mosquito , fly , spider , (Colloq) (Brit) creepy-crawly , (US) no-see-em
[2]	microbe , germ , virus , disease , affliction , illness , sickness , ailment , disorder , malady , infection , condition , complaint , infirmity , indisposition
[3]	obsession , craze , fad , mania , rage
[4]	enthusiast , hemipterous insect , hemipteran , faddist , fan , hemipteron , fanatic , hobbyist
[5]	listening device , microphone , transmitter , electronic eavesdropper , tap
[6]	fault , error , mistake , failing , shortcoming , (Colloq) hang-up , glitch