IPA: /ˌʌnədˈvaɪzdli/
KK: /ʌnədˈvaɪzdli/
In a way that is not wise or careful, often leading to mistakes or problems.
He acted unadvisedly by investing all his savings in a risky venture.
Unadvisedly → It is formed from "un-" (meaning not), "advised" (from Latin "advisare", meaning to consider or deliberate), and "-ly" (meaning in a manner). The word "unadvisedly" means in a manner that is not considered or thought through.
Think of 'not' ('un-') considering something ('advised') — that's why unadvisedly means acting without careful thought.