サ行ぎょう変へん格かく活かつ用よう

サ

ぎょ

う

へ

ん

か

く

か

つ

よ

う

Meanings

1

noun

s-stem irregular verb conjugation

grammar

A grammatical term referring to the irregular conjugation pattern of the verb する (suru) and its compounds. The only verb in this class is する, which has unique forms such as し (shi), せ (se), and さ (sa) in its stem.

「する」はサ行ぎょう変へん格かく

活かつ

用よう

の

唯ゆい

一いつ

の

動どう

詞し

です

。

"Suru" is the only verb with s-stem irregular conjugation.

サ行ぎょう変へん格かく活かつ用ようでは、未み然ぜん形けいに「し」「せ」「さ」があります。

In s-stem irregular conjugation, the irrealis forms include "shi," "se," and "sa."

Kanji

行going, journey, carry out
変unusual, change, strange
格status, rank, capacity
活lively, resuscitation, being helped
用utilize, business, service

Related words

カ行ぎょう変へん格かく活かつ用よう
Refers to the k-stem irregular conjugation of 来る (kuru), while サ行変格活用 is for する (suru).
五ご段だん活かつ用よう
The regular consonant-stem verb conjugation, in contrast to the irregular サ行変格活用.
一いち段だん活かつ用よう
The regular vowel-stem verb conjugation, distinct from the irregular サ行変格活用.

Etymology

A technical term composed of サ行 (sa-gyō, 'sa-row' of the kana table), 変格 (henkaku, 'irregular'), and 活用 (katsuyō, 'conjugation'). It describes the unique conjugation pattern of する, which is the only verb in this class.