IPA: /ɪnˈfɪəriəli/
KK: /ɪnˈfɪr.i.ər.li/
In a way that is lower in position or quality compared to something else.
The team performed inferiorly compared to their rivals in the championship.
Inferiorly → It is formed from "inferior" (from Latin "inferior", meaning lower or beneath) and "-ly" (meaning in a manner). The word "inferiorly" means in a manner that is lower or of lesser quality.
Think of 'inferior' meaning lower, and remember that 'inferiorly' describes doing something in a lower or lesser way.