4
chinch(noun, uncleanness, insect)
4
fly(noun, creature, bug, insect, pest)
4
fumble
4
mite(noun, creature, fly, bug, insect)
4
rotter(noun, sly, creep, rake, rogue)
4
termite(noun, fly, bug, insect, pest)
4
villain
3
bastard
3
SOB
3
ant(noun, fly, bug, insect, pest)
3
bedbug(noun, fly, bug, insect, pest)
3
bee(noun, fly, bug, insect, pest)
3
bird louse(noun, expression, idiom)
3
blackguard
3
blighter
3
bug(noun, creature, fly, uncleanness, insect)
3
bum(noun, pain, irritation, annoyance)
3
bumble
3
butterfly(noun, fly, bug, insect, pest)
3
cootie(noun, person, fly, bug, insect)
11 years ago|5.1k views|share |citing 
APASmart Define. (2015). louse thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/louse/thesaurus/synonyms
ChicagoSmart Define. 2015. "louse thesaurus" https://smartdefine.org/louse/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, louse thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/louse/thesaurus/synonyms>.
MLASmart Define. "louse thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/louse/thesaurus/synonyms>