From Sanskrit तुष्टि (tuṣṭi). Cognates include Khmer តុស្តី (tohsdəy).
| Orthographic | ดุษฎี ɗ u ʂ ᶑ ī | |
|---|---|---|
| Phonemic | ดุด-สะ-ดี ɗ u ɗ – s a – ɗ ī | |
| Romanization | Paiboon | dùt-sà-dii |
| Royal Institute | dut-sa-di | |
| (standard) IPA(key) | /dut̚˨˩.sa˨˩.diː˧/(R) | |
ดุษฎี • (dùt-sà-dii)