noun that forms a verb with zuru
Linguistic term for a noun that can be turned into a verb by adding 〜ずる (e.g., 感ずる from 感). Contrast with サ変名詞, which uses 〜する.
See also: サ変名詞 (サへんめいし)
「感」 is a zuru-hen noun, forming the verb 「感ずる」.
Compound of ザ (from サ行変格活用, with サ voiced to ザ) + 変 (irregular) + 名詞 (noun). A technical term in Japanese grammar.