unsuspecting

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. not suspicious
- deceiving the unsuspecting public
• Syn:
unsuspicious
• Similar to:
trustful, trusting
2. (often followed by 'of') not knowing or expecting;
not thinking likely
- an unsuspecting victim
- unsuspecting (or unaware) of the fact that I would one day be their leader
• Similar to:
unaware, incognizant