Where does “paratraqueal” come from?

paratraqueal (Spanish) comes from Spanish traqueal, from Spanish tráquea, from Medieval Latin trachea, from Latin trachia, from Ancient Greek τραχεῖα, from Ancient Greek τραχύς, from Proto-Hellenic tʰrākʰús.

paratraqueal (Spanish): paratracheal

Definitions

paratracheal

Ancestry of “paratraqueal”, step by step

Step	Language	Word	Meaning
1	Spanish	traqueal	tracheal
2	Spanish	tráquea	throat, windpipe, trachea
3	Medieval Latin	trachea	—
4	Latin	trachia	The windpipe, trachea
5	Ancient Greek	τραχεῖα	windpipe
6	Ancient Greek	τραχύς	jagged; prickly; rugged
7	Proto-Hellenic	tʰrākʰús	—

Every word from Proto-Hellenic tʰrākʰús →Every word from Ancient Greek τραχύς →Every word from Ancient Greek τραχεῖα →