noun
crease from folding
Refers to a wrinkle or crease that forms when something is folded, such as paper, cloth, or clothing. Often used for unwanted creases.
シャツにたたみじわがついている。
The shirt has creases from being folded.
紙のたたみじわを伸ばすのは難しい。
It's hard to smooth out the creases in the paper.
Full kanji variant with 皴. Very rare.
Compound of たたみ (連用形 of たたむ 'to fold') + じわ (wrinkle, from しわ with rendaku). The word literally means 'fold wrinkle'.