5
worm(verb, ease, approach, enter, introduce)
4
interpose(verb, introduce, interrupt, insert, wheedle)
4
access(verb, crack, enter, breach, come)
4
break in(verb, expression, phrasal verb, crack, enter)
4
burst in(verb, expression, phrasal verb, come, introduce)
4
drench(verb, moisture)
4
edge in(verb, expression, phrasal verb, introduce, insert)
4
encroach(verb, crack, enter, drill, pierce)
4
imbrue
4
insert(verb, crack, enter, breach, inspire)
4
introduce(verb, crack, enter, breach, inspire)
4
leach(verb, pass)
4
tincture(verb, color, mixture, imbue, tint)
4
work in(verb, expression, phrasal verb, combine, mix)
3
filter
3
besprinkle
3
break in upon(verb, expression, idiom, phrasal verb, ingress)
3
crack(verb, informal, enter, breach, come)
3
creep in(verb, phrasal verb, ingress)
3
crowd in(expression, come, introduce, penetrate, arrive)
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APASmart Define. (2015). infiltrate thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/infiltrate/thesaurus/synonyms
ChicagoSmart Define. 2015. "infiltrate thesaurus" https://smartdefine.org/infiltrate/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, infiltrate thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/infiltrate/thesaurus/synonyms>.
MLASmart Define. "infiltrate thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/infiltrate/thesaurus/synonyms>