โอ (sara oo) — Long Thai Vowel, oo Sound · Phasa

Sign in Start free trialFree trial

← The Thai script

Vowel · oo · long

โอ

Position: prefix

Back to the vowel inventory→

ภphasa

The Thai language, taken seriously. Made for those who treat it as a life’s work.

Rooms

Library Reader Paste & read Dictionary Script

By level

Beginner Thai stories Intermediate Thai stories Advanced Thai stories

Practice

Sentence mining Audio & shadowing

Notes & method

About Pricing The Path Method & sources Contact Privacy Terms

Every reading recorded by a real person, somewhere in Thailand. Tones measured, not guessed.

ภาษา · phasabuilt in อยุธยาและเชียงใหม่ · open betaset in IBM Plex & Noto Serif Thai© Phasa Languages LLC·ค.ศ. 2026 · พ.ศ. ๒๕๖๙