開ける
1
to open (e.g. one's robe);to bare (e.g. one's chest);to expose
和子が胸をはだけて赤ん坊に乳をふくませた。
Kazuko bared her breast and fed the baby.
2
to open up (of clothing);to be exposed
3
to open wide (one's legs, eyes, mouth, etc.);to stretch
Other forms
肌蹴る 【はだける】 (word containing irregular kanji usage)