Synonyms|1kAntonyms|50|Broader|26Narrower|10Related|584
2
infiltrate(verb, finish, come, introduce, penetrate)
2
informant(noun, source, gossip, grass, informer)
2
ingress(verb, come, introduce, penetrate, arrive)
2
insert(verb, come, introduce, penetrate, arrive)
2
insinuate(verb, steal, come, introduce, penetrate)
2
interloper
2
jump in(expression, come, introduce, penetrate, arrive)
2
kidnap
2
loafer(noun, bad man)
2
louse(noun, person)
2
lowlife(noun, immoral, villain, troublemaker, scoundrel)
2
lurking
2
make an entrance(expression, idiom, come, introduce, penetrate)
2
make way(expression, come, introduce, penetrate, arrive)
2
mischief-maker(noun, villain, knave)
2
mooch(verb, move)
2
move in(expression, come, introduce, penetrate, arrive)
2
mystical(clandestine, underground, undisclosed)
2
overcharge
2
overturn
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APASmart Define. (2015). sneak thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sneak/thesaurus/synonyms
ChicagoSmart Define. 2015. "sneak thesaurus" https://smartdefine.org/sneak/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, sneak thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sneak/thesaurus/synonyms>.
MLASmart Define. "sneak thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/sneak/thesaurus/synonyms>