Where does “การหลับนอน” come from?

การหลับนอน (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 “การหลับนอน”, step by step

การหลับนอน 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 หลับนอน

StepLanguageWordMeaning
1Thaiหลับนอนto sleep; to go to bed; to take a nap; to be in or as in the state of sleep; to cease being awake; to be asleep
2Thaiนอนto lie or lay; to sleep; to go to bed; to take a...
3Proto-Tainwɯːnᴬto lie down; to sleep
Every word from Proto-Indo-European kʷer-Every word from Sanskrit कृEvery word from Sanskrit कार