Synonyms of the word 
UNSUSPICIOUS → TRUSTFUL - TRUSTING - UNSUSPECTING
unsuspicious
- adj. Not suspicious; not suspecting, unaware (of something).
- adj. Not arousing suspicion.
trustful
- adj. Trusting; willing to trust.
trusting
- v. present participle of trust.
unsuspecting
- adj. Of or pertaining to lack of suspicion.
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