Where does “particularity” come from?

Particularity comes from Middle French particularité, derived from Latin particularitas, meaning the quality of being particular or individual.

particularity (English): The condition of being particular; attention to...

Definitions

Step	Language	Word	Meaning
1	Middle French	particularité	—
2	Latin	particularitas	—
3	Latin	particulāris	—
4	Latin	particula	small part, particle
5	Latin	pars	part, side, piece, share; some; faction
6	Proto-Indo-European	per-	before, in front; first; to go through
7	Proto-Indo-European	pr̥tós	passed , crossed

particularity — Etymology, Origin & Word History | Etymology Explorer