suspicious
🇺🇸
/səˈspɪʃəs/
🇬🇧
/səˈspɪʃəs/
thinking someone might have done something wrong without proof
The police became suspicious when they saw the man acting nervous.
making you think something might be wrong or illegal
The package looked suspicious, so security checked it carefully.
not trusting someone or something
She was suspicious of the stranger's offer to help.