IPA: /dɪˈkɔːrətɪvli/
KK: /dɪˈkɔrətɪvli/
In a way that is intended to look attractive or beautiful.
The room was decoratively arranged with colorful cushions and artwork.
Decoratively → It is formed from "decor" (from Latin "decorare", meaning to adorn or embellish) and "-ative" (meaning having the quality of). The word "decoratively" means in a manner that is intended to adorn or embellish.
Think of 'decor' which means to adorn, and remember that 'decoratively' describes doing something in an adornment-like manner.