Synonyms|69Antonyms|1|Broader|8Narrower|0Related|34

57 entries under noun topic. ×

7
spy(plant, mole, detective, intruder)
6
secret agent(expression, idiom, plant, spy)
4
mole(plant, spy, detective, intruder)
3
intruder
2
interloper
2
double agent(expression, idiom, plant, spy)
2
informer(plant, spy, mole, detective)
2
invader
2
penetrator
2
percolator
1
detective(plant, spy, mole)
1
encroacher
1
enterer
1
operative(plant, spy, mole, detective)
1
scout(plant, spy, mole, detective)
1
trespasser
1
undercover agent(expression, idiom, plant, spy)
0
oozer
0
patrol(plant, mole)
0
accessor
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APASmart Define. (2015). infiltrator thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/infiltrator/thesaurus/synonyms
ChicagoSmart Define. 2015. "infiltrator thesaurus" https://smartdefine.org/infiltrator/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, infiltrator thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/infiltrator/thesaurus/synonyms>.
MLASmart Define. "infiltrator thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/infiltrator/thesaurus/synonyms>