IPA: /kənˈfjuzɪŋli/
KK: /kənˈfjuzɪŋli/
In a way that causes confusion or makes something difficult to understand.
The instructions were written confusingly, making it hard to follow them.
Confusingly → It is formed from "con-" (meaning together) and "fundere" (meaning to pour). The suffix "-ly" indicates the manner of the action. The word "confusingly" describes the manner in which something is poured together in a way that creates confusion.
Think of things being 'poured together' ('con-' and 'fundere') in a way that makes it hard to understand — that's why confusingly means in a confusing manner.