reluctant

• "a reluctant smile"
• "loath to admit a mistake"

Synonyms

• loathunwillingness to do something contrary to your custom; (usually followed by `to') strongly opposed
• lothunwillingness to do something contrary to your custom; (usually followed by `to') strongly opposed

• "they were usually reluctant to socialize"
• "reluctant to help"

• "foreigners stubbornly reluctant to accept our ways"
• "fresh from college and reluctant for the moment to marry him"