head rhyme vs alliteration

head rhyme and alliteration both are nouns.

Word	Noun	Adjective	Verb	Adverb
head rhyme	Yes	No	No	No
alliteration	Yes	No	No	No

As nouns, head rhyme and alliteration are synonyms defined as:

head rhyme and alliteration: use of the same consonant at the beginning of each stressed syllable in a line of verse

Other synonyms of head rhyme include beginning rhyme, initial rhyme.

head rhyme (noun)	alliteration (noun)
use of the same consonant at the beginning of each stressed syllable in a line of verse	use of the same consonant at the beginning of each stressed syllable in a line of verse