initial rhyme vs head rhyme

initial rhyme and head rhyme both are nouns.

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

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

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

Other synonyms of initial rhyme include alliteration, beginning rhyme.

initial rhyme (noun)	head rhyme (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