Thai · 10 October 2026 · Negation and Prohibition Patterns
ไม่ใช่
mâi-châi
not be / not correct
verb phrase
A compound negation used to reject identity, classification, or correctness — literally meaning 'not be' or 'not true'. It is distinct from 'ไม่' because it specifically denies a noun, description, or the truth value of a statement.
In a sentence
นี่ไม่ใช่กระเป๋าฉัน ฉันว่าคุณคงเข้าใจผิดแล้ว
Nîi mâi-châi grà-bpǎo chǎn, chǎn wâa khun khong khâo-jai phìt láew
This is not my bag. I think you've got it wrong.
