Here are some words associated with the face.

Mae gen i wallt [melyn / du / brown / coch / syth / cyrliog / tonnog / byr / hir]
I have [blonde / black / brown / red / straight / curly / wavy /short / long] hair

Mae gen i lygaid [brown / glas / gwyrdd / mawr / bach]
I have [brown / blue / green / big / small] eyes

Mae gen i drwyn [ hir / smwt / cam / syth]
I have a [long / button / wonky / straight] nose

Mae gen i wefusau [llawn / tenau / pinc]
I have [full / thin / pink] lips

Mae gen i glustiau [mawr / bach]
I have [big / small] ears