PGM
noun
Elementary
1
Initialism of paternal grandmother.
2
Initialism of precision guided munition.
3
Initialism of platinum group metal.
4
Initialism of Papyri Graecae Magicae, Latin for the Greek Magical Papyri
Sound Patterns & Rhymes
Alliteration
Words starting with the same consonant sound — used in poetry and prose to create rhythm, emphasis, and memorable phrasing (e.g. “Peter Piper picked”)
Assonance
Words sharing similar vowel sounds regardless of starting letter — creates internal melody in writing