brow vs lineament

brow and lineament both are nouns.

Word	Noun	Adjective	Verb	Adverb
brow	Yes	No	No	No
lineament	Yes	No	No	No

As nouns, lineament is a hypernym of brow; that is, lineament is a word with a broader meaning than brow:

brow: the part of the face above the eyes
lineament: the characteristic parts of a person's face: eyes and nose and mouth and chin

Other hypernyms of brow include feature.

brow (noun)	lineament (noun)
the part of the face above the eyes	the characteristic parts of a person's face: eyes and nose and mouth and chin
the arch of hair above each eye	a characteristic property that defines the apparent individual nature of something
the peak of a hill