Douglas Harper's Etymology Dictionary
pronomial
1670s, from Late Latin pronomialis (Priscian) "pertaining to a pronoun," from Latin pronomen (see pronoun). As a noun from 1871.
Wiktionary
pronomial
a. Of, pertaining to, constructed using, or serving the purpose of a pronoun
Usage examples of "pronomial".
Latimer's teaching me Middle English, but it's all pronomial inflections and vowel shifts.
Kornish said equivocally, emphasizing the pronomial adjective as if it were entirely Maldari's fault and responsibility.