Chinese edit

Etymology 1 edit

For pronunciation and definitions of – see 面頭 (“surface; top”).
(This term, 面头, is the simplified form of 面頭.)
Notes:

Etymology 2 edit

For pronunciation and definitions of – see 麵頭 (“leavening dough; etc.”).
(This term, 面头, is the simplified form of 麵頭.)
Notes: