No, it's based on the final sound of words.
Gammon and gamine sound similar.
The meaning and sound of words is especially important in poetry.
Assonance is a vowel sound that is repeated internally in words in a phrase.
The sound in "been" is a short i sound (bin). This is practically a unique sound for the EE pair, although in French words they can have a long A sound (puree, soiree, toupee).
words like pencil with the "l" sound
Words that look like they sound are called "onomatopoeia." These are words that imitate or suggest the sound that they describe, such as "buzz" or "splash."
The OU in shout has the OU/OW vowel sound, as in the rhyming words out, clout, snout, and rout. Words with the sound include words that rhyme with: OU words - cloud, foul, sound, count, thou OW words - how, cowl, clown, crowd
Words such as "furry," "hurry," and "worry" have the same vowel sound as "blurry." These words all have the long 'u' sound followed by the 'r' sound.
Hiss, whoosh, sizzle, and puff are words that can evoke the sound of steam.
Some words with the oi sound include boil, coin, and spoil. Words with the oy sound include boy, joy, and toy.
Two words that sound like "chew" are "hue" and "moo." These words have a similar vowel sound to "chew."
Some words related to sound are noise, volume, pitch, and frequency.
Some words that have the sound "seid" in them include: beside, inside, and outside.
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Some words with the Η sound are "sofa," "banana," "umbrella," and "camera."
Two words that sound the same as "sight" are "cite" and "site."