Where does “การตั้งครรภ์” come from?

การตั้งครรภ์ (Thai) comes from Thai ตั้งครรภ์, from Thai ครรภ์, from Sanskrit गर्भ, from Proto-Indo-Iranian gárbʰas, from Proto-Indo-European gʷólbʰ-o-s, from Proto-Indo-European gʷelbʰ- — the womb.

Ancestry of “การตั้งครรภ์”, step by step

การตั้งครรภ์ traces back through two separate lines of ancestry.

via Thai ตั้งครรภ์

Step	Language	Word	Meaning
1	Thai	ตั้งครรภ์	to be pregnant
2	Thai	ครรภ์	womb
3	Sanskrit	गर्भ	the womb; fetus, embryo; child, offspring, brood
4	Proto-Indo-Iranian	gárbʰas	the womb; fetus, embryo
5	Proto-Indo-European	gʷólbʰ-o-s	—
6	Proto-Indo-European	gʷelbʰ-	the womb

via Thai การ

Step	Language	Word	Meaning
1	Thai	การ	work; matter; task; affair; prefixed to nouns to...
2	Pali	kāra	deed; doing, manner; production, application
3	Sanskrit	कार	gain, prize, booty; contest, war; an act, action
4	Sanskrit	कृ	to make
5	Proto-Indo-European	kʷer-	to do; to make; to build

Every word from Proto-Indo-European gʷelbʰ- →Every word from Proto-Indo-European gʷólbʰ-o-s →Every word from Proto-Indo-Iranian gárbʰas →