Where does “எக்குவடோர்” come from?

எக்குவடோர் (Tamil) comes from English Ecuador, from Spanish ecuador, from Medieval Latin aequator, from Latin aequō, from Latin æquus, from Latin vocāre, from Proto-Indo-European wekʷ- — to speak, to sound out.

Ancestry of “எக்குவடோர்”, step by step

Step	Language	Word	Meaning
1	English	Ecuador	—
2	Spanish	ecuador	equator
3	Medieval Latin	aequator	equalizer; equator; second-person singular future...
4	Latin	aequō	to equalize, make equal to something else, equate
5	Latin	æquus	equal
6	Latin	vocāre	—
7	Proto-Indo-European	wekʷ-	to speak, to sound out

Every word from Proto-Indo-European wekʷ- →Every word from Latin vocāre →Every word from Latin æquus →