Where does “-시-” come from?

-시- (Korean) comes from Old Korean 賜 — An honorific suffix for verbs and adjectives indicating that the subject of the sentence or the direct possessor of it is honored; it attaches directly to the stem, preceding all other suffixes.

Ancestry of “-시-”, step by step

StepLanguageWordMeaning
1Old KoreanAn honorific suffix for verbs and adjectives indicating that the subject of the sentence or the direct possessor of it is honored; it attaches directly to the stem, preceding all other suffixes
Every word from Old Korean