68 entries under spy topic. ×

5
track(verb, break, meet, see, notice)
4
mark(verb, consider, see, note, regard)
4
remark(verb, consider, determine, see, note)
3
catch sight of(verb, expression, idiom, consider, see)
3
pick out(verb, expression, determine, see, observe)
3
sight(noun, verb, meet, consider, see)
2
be apprised of(verb, consider, see, note, regard)
2
beam(verb, mark, consider, see, note)
2
behold(verb, mark, determine, see, note)
2
ferret out(verb, expression, phrasal verb, meet, determine)
2
get a load of(verb, expression, idiom, mark, consider)
2
meet with(verb, expression, phrasal verb, break, meet)
2
mind(verb, mark, consider, see, note)
2
pinpoint(verb, meet, see, establish, catch)
2
place(verb, see, establish, strike, notice)
2
view(verb, mark, consider, determine, see)
2
witness(verb, mark, see, note, regard)
1
catch a glimpse of(verb, expression, idiom, consider, see)
1
clock(verb, consider, see, note, regard)
1
contemplate(verb, mark, see, note, regard)
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APASmart Define. (2015). detect thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/detect/thesaurus/synonyms
ChicagoSmart Define. 2015. "detect thesaurus" https://smartdefine.org/detect/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, detect thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/detect/thesaurus/synonyms>.
MLASmart Define. "detect thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/detect/thesaurus/synonyms>