noun, noun or participle which takes 'suru', intransitive verb
dress up; wear formal or fancy clothes
Refers to putting on elegant or formal attire, often for a special occasion. Used as a noun or as a suru-verb (ドレスアップする).
from English dress up
今夜のパーティーにはドレスアップして行くつもりだ。
I plan to dress up for tonight's party.
彼女はドレスアップが
She loves dressing up and is always stylish.