Where does “식충이” come from?

식충이 (Korean) comes from Korean 식, from Chinese 式.

식충이 (Korean): person who lives off others without contributing; freeloader

Definitions

  1. person who lives off others without contributing; freeloader

Ancestry of “식충이”, step by step

식충이 traces back through 3 separate lines of ancestry.

via Korean 식

StepLanguageWordMeaning
1Korean식a standard way of doing things; a formula
2Chinese式—

via Korean —이

StepLanguageWordMeaning
1Korean—이For non-honorific nouns ending in consonants, the nominative case particle marking it as the subject of a verb or adjective; see also Usage Notes
2Middle Korean이person

via Korean 충

StepLanguageWordMeaning
1Korean충bug, insect
2Chinese忠—
Every word from Chinese 式 →Every word from Korean 식 →