Until (formal) in Thai

“Until (formal)” in Thai is จนกระทั่งjon-grà-tâng.

จนกระทั่ง jon-grà-tâng

until (formal) conjunction

jon mid
grà low
tâng falling

Low: flat and lower than your normal voice, dropping a little at the end.
Falling: start high and drop clearly, like a firm “No!”

How to use it

จนกระทั่งjon-grà-tâng is the formal, written "until", common in stories and reports. In conversation Thais say จนjon for events and ถึงtǔeng for times: เปิดถึงเที่ยงคืนbpòet tǔeng tîang-kuuen, open till midnight.

Other spellings you'll see

There's no single official way to write Thai in English letters. We mark the tone of every syllable; online you'll also find:

chon krathang
jonkratang

More formal words in Thai

All formal words

การ gaan Kaan (prefix)
-ing, -tion: turns a verb into a noun (the act of …)
ความ kwaam Kwaam (prefix)
-ness (turns a verb or adjective into a noun)
ผู้ pûu Phu (prefix)
person (who …): makes words for people, like -er
นัก nák Nak (prefix)
-er, -ist: someone who does it (as a job or a passion)
ซึ่ง sûeng Who, which (formal)
which, who (adds information; formal, written)
เมื่อ mûea When (formal)
when, once (formal)

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Written by the Learn Thai For Free team
Audio: AI voices, quality-checked for tones