Where does “การเสด็จ” come from?

การเสด็จ (Thai) comes from Thai การ, from Pali kāra, from Sanskrit कार, from Sanskrit कृ, from Proto-Indo-European kʷer- — to do; to make; to build.

Ancestry of “การเสด็จ”, step by step

การเสด็จ traces back through two separate lines of ancestry.

via Thai การ

StepLanguageWordMeaning
1Thaiการwork; matter; task; affair; prefixed to nouns to...
2Palikāradeed; doing, manner; production, application
3Sanskritकारgain, prize, booty; contest, war; an act, action
4Sanskritकृto make
5Proto-Indo-Europeankʷer-to do; to make; to build

via Thai เสด็จ

StepLanguageWordMeaning
1Thaiเสด็จused as a ceremonious addition to a verb when the subject is a god, high priest, or royal person
2Old Khmerstec
Every word from Proto-Indo-European kʷer-Every word from Sanskrit कृEvery word from Sanskrit कार