IPA: //ʌnˈspɪsɪfɪk//
KK: /ʌnˈspɪsɪfɪk/
Not clearly defined or stated; vague.
The instructions were unspecific, making it hard to understand what to do.
Unspecific → It is formed from "un-" (meaning not) and "specific" (from Latin "specificus", meaning particular or distinct). The word "unspecific" means not particular or not distinct.
Think of 'not' ('un-') being added to 'specific', which helps you remember that 'unspecific' means something that is not particular or distinct.