Memorizing the conjugation of s-stem irregular verbs is easy.
The only verb that follows the s-stem irregular conjugation pattern.
Standard abbreviation for サ行変格活用. The kanji 変 is used for 'irregular conjugation'.
Ateji spelling; rarely used. The kanji 左 is a phonetic substitute for サ.
Ateji spelling; rarely used. The kanji 佐 is a phonetic substitute for サ.
Abbreviation of サ行変格活用 (sa-gyō henkaku katsuyō), literally 'sa-row irregular conjugation'. The term is a technical grammatical label.