1
shadowy(obscure, dark, secret, unknown, hidden)
1
under the radar
1
unexplained
1
unfamiliar(adjective, unfound)
1
unheeded
1
unremarked
1
untraveled(adjective, obscure, undiscovered, unfound)
1
withheld(obscure, dark, secret, unknown, hidden)
0
ambiguous
0
blind
0
blurred
0
clandestine
0
covert
0
discreet
0
faint
0
feeble
0
furtive
0
fuzzy
0
ill-defined
0
implicit
11 years ago|1.5k views|share |citing 
APASmart Define. (2015). undetected thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/undetected/thesaurus/synonyms
ChicagoSmart Define. 2015. "undetected thesaurus" https://smartdefine.org/undetected/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, undetected thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/undetected/thesaurus/synonyms>.
MLASmart Define. "undetected thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/undetected/thesaurus/synonyms>