퇴화하다

Verb

toehwahada

to retrogress

rétrograder

Conjugation

Casual반말 — between close friends

Polite해요체 — standard politeness

Formal합쇼체 — very formal

	Casual	Polite	Formal
Present	퇴화해요 toehwahaeyo to degenerate (informal)	—	퇴화합니다 toehwahamnida to degenerate (formal)
Past	퇴화했어요 toehwahaesseoyo to have degenerated (informal)	—	퇴화했습니다 toehwahaetseumnida to have degenerated (formal)
Future	퇴화할 거예요 toehwahal geoyeyo will degenerate (informal)	—	퇴화할 것입니다 toehwahal geosimnida will degenerate (formal)

Casual

Polite

Formal

Present

toehwahaeyo

to degenerate (informal)

—

toehwahamnida

to degenerate (formal)

Past