First, the definition of "Ai" (no group words):

1, the same as "nan", onomatopoeia.

2. < Korean > appellation. Sisters are called male brothers.

Second, the stroke order of you:

Extended data

A, glyph contrast:

Second, the meaning comparison of variant characters:

Wei: the same as "nan". Onomatopoeia ?

Nan: (mumbling) onomatopoeia.

You: the same as "nan". Voice.

：[? ] whispering. Also called "mumbling". ?

Won: teasing.