Where does “불알친구” come from?

불알친구 (Korean) comes from Korean 불알, from Korean 불, from Middle Chinese 佛, from Pali Buddha, from Sanskrit बुद्ध, from Proto-Indo-Aryan buddʰás, from Proto-Indo-Iranian bʰudᶻdʰás, from Proto-Indo-European bʰudʰtós — to be awake, be aware.

불알친구 (Korean): close friend since childhood

Definitions

  1. close friend since childhood

Ancestry of “불알친구”, step by step

불알친구 traces back through two separate lines of ancestry.

via Korean 불알

StepLanguageWordMeaning
1Korean불알balls; testicles
2Koreanfire, flame; electric light; furnace, fireplace
3Middle Chinese
4PaliBuddhaBuddha, the enlightened one
5Sanskritबुद्धawake; enlightened, conscious, intelligent,...
6Proto-Indo-Aryanbuddʰás
7Proto-Indo-Iranianbʰudᶻdʰásaware, awake
8Proto-Indo-Europeanbʰudʰtósaware
9Proto-Indo-Europeanbʰewdʰ-to be awake, be aware

via Korean 친구(親舊)

StepLanguageWordMeaning
1Korean친구(親舊)
Every word from Proto-Indo-European bʰewdʰ-