Synonyms of the word 
UNTRUSTING → DISTRUSTFUL - LEERY - MISTRUSTFUL - SUSPICIOUS - WARY
untrusting
- adj. Without trust; not inclined to trust.
distrustful
- adj. Marked by distrust; doubtful; suspicious.
- adj. Causing or giving rise to distrust.
leery
- adj. Cautious, hesitant, or nervous about something; having reservations or concerns.
mistrustful
- adj. Having or causing mistrust, suspicions, or forebodings.
suspicious
- adj. Arousing suspicion.
- adj. Distrustful or tending to suspect.
- adj. Expressing suspicion.
wary
- adj. Cautious of danger; carefully watching and guarding against deception, artifices, and dangers; timorously…
- adj. Characterized by caution; guarded; careful.
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