i-adjective
wrinkled; rumpled
Describes something that looks wrinkled or creased, often with a slightly negative or worn impression.
See also: しわ
このシャツは洗濯したらしわっぽくなった。
This shirt got wrinkled after washing.
しわっぽい紙を伸ばして使う。
I smooth out the wrinkled paper and use it.
Derived from しわ (wrinkle) + the adjectival suffix っぽい (-ish, -like).