Where does “Vestindia” come from?

Vestindia (Norwegian Bokmål) comes from Norwegian Bokmål vest, from Danish vest, from French veste, from Italian veste, from Latin vestis, from Latin līnea, from Latin līnum, from Proto-Italic līnom — flax.

Ancestry of “Vestindia”, step by step

Vestindia traces back through two separate lines of ancestry.

via Norwegian Bokmål vest

StepLanguageWordMeaning
1Norwegian Bokmålvestwest; a waistcoat
2Danishvestthe west; toward the west, westwards; A vest
3Frenchvestejacket
4Italianvestedress; clothes; appearance, capacity
5Latinvestisgarment, gown, robe, vestment, clothing, vesture;...
6LatinlīneaA linen thread
7Latinlīnumflax
8Proto-Italiclīnom
9Proto-Indo-Europeanlīnomflax

via Norwegian Bokmål India

StepLanguageWordMeaning
1Norwegian BokmålIndia
2LatinIndia
3Ancient GreekἸνδία
4Ancient GreekἸνδόςan inhabitant of India or the Indian...
5Old Persian𐏃𐎡𐎯𐎢𐏁India; people living beyond the Indus
6Sanskritसिन्धुa river, stream; flood, waters; ocean, sea
7Proto-Indo-Aryansíndʰuṣriver, ocean; flow
8Proto-Indo-Iraniansíndʰušriver, stream
9Sanskritसिन्धु॑
Every word from Proto-Indo-European līnomEvery word from Proto-Italic līnomEvery word from Latin līnum