Where does “ไอ้สัตว์กูขำ” come from?

ไอ้สัตว์กูขำ (Thai) comes from Thai กู, from Proto-Tai kuːᴬ — I; me; singular first-person pronoun.

Ancestry of “ไอ้สัตว์กูขำ”, step by step

ไอ้สัตว์กูขำ traces back through 3 separate lines of ancestry.

via Thai กู

StepLanguageWordMeaning
1Thaiกูa first person pronoun: I
2Proto-TaikuːᴬI; me; singular first-person pronoun

via Thai ขำ

StepLanguageWordMeaning
1Thaiขำprivate; secret; funny; hilarious; laughable;...

via Thai ไอ้สัตว์

StepLanguageWordMeaning
1Thaiไอ้สัตว์expression of anger, discontent or surprise]
Every word from Proto-Tai kuːᴬEvery word from Thai กู