Synonyms|62Antonyms|0|Broader|3Narrower|0Related|8

8 entries under idiom topic. ×

1
keep under surveillance(verb, expression, examine, discover)
0
keep a close watch on(verb, expression, observe, watch)
0
keep an eye on(verb, expression, observe, examine)
0
keep tabs on(verb, expression, observe, watch)
0
keep track of(verb, expression, observe, watch)
0
keep under observation(verb, expression, watch, stalk)
0
listen in on(verb, expression, tap)
0
watch from hiding
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APASmart Define. (2015). spy on thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/spy_on/thesaurus/synonyms
ChicagoSmart Define. 2015. "spy on thesaurus" https://smartdefine.org/spy_on/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, spy on thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/spy_on/thesaurus/synonyms>.
MLASmart Define. "spy on thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/spy_on/thesaurus/synonyms>