Where does “grandiusculus” come from?

grandiusculus (Latin) comes from Latin grandior, from Latin -ior, from Proto-Italic -jōs, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

grandiusculus (Latin): fair-sized, somewhat grown up

Definitions

fair-sized, somewhat grown up

Ancestry of “grandiusculus”, step by step

Step	Language	Word	Meaning
1	Latin	grandior	larger, taller; more powerful etc
2	Latin	-ior	"third declension"; forms adjectives’ comparative...
3	Proto-Italic	-jōs	Forms comparative adjectives
4	Proto-Indo-European	-yós	Creates adjectives from noun or verb stems

Every word from Proto-Indo-European -yós →Every word from Proto-Italic -jōs →Every word from Latin -ior →