91 entries under signal topic. ×

45
hint(noun, verb, form, concept, order)
28
suggestion(noun, form, concept, end, feeling)
25
cue(noun, concept, support, act, order)
23
indication(noun, concept, information, mark, light)
22
sign(noun, verb, support, order, communication)
18
intimation(noun, form, concept, order, communication)
17
inkling(noun, form, concept, end, feeling)
16
trace(noun, information, mark, light, note)
14
evidence(noun, support, information, mark, light)
14
mark(noun, information, light, note, sign)
11
information(noun, verb, order, mark, note)
11
key(noun, information, sign, influence, report)
11
tip-off(noun, support, information, knowledge, taste)
10
token(noun, information, mark, light, note)
10
lead(noun, support, show, taste, sign)
10
notion(noun, form, concept, end, feeling)
7
idea(noun, form, concept, end, feeling)
7
proof(noun, support, information, mark, light)
7
symptom(noun, support, information, mark, light)
7
vestige(noun, mark, light, sign, trace)
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APASmart Define. (2015). clue thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/clue/thesaurus/synonyms
ChicagoSmart Define. 2015. "clue thesaurus" https://smartdefine.org/clue/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, clue thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/clue/thesaurus/synonyms>.
MLASmart Define. "clue thesaurus" 9 November 2015. Web. 29 September 2026. <https://smartdefine.org/clue/thesaurus/synonyms>