IPA: /ˈrɔːŋfəli/
KK: /ˈrɔŋfəli/
In a way that is not right or fair; unjustly.
He was wrongfully accused of a crime he didn't commit.
Wrongfully → It is formed from "wrong" (from Old English *wrang*, meaning not right or unjust) and "-fully" (meaning in a manner full of). The word "wrongfully" means in a manner that is unjust or not right.
Think of something being 'not right' ('wrong') and done 'in a manner full of' ('-fully'). This helps you remember that 'wrongfully' means doing something in an unjust way.