Where does “untaxable” come from?

untaxable (English) comes from English taxable, from English tax, from Middle English taxe, from Old French taxe, from Latin taxa, from Latin taxāre, from Latin Taxus, from Ancient Greek εἶδος — to look at.

untaxable (English): That cannot be taxed; on which tax is not paid

Definitions

That cannot be taxed; on which tax is not paid

Ancestry of “untaxable”, step by step

untaxable traces back through two separate lines of ancestry.

via English taxable

Step	Language	Word	Meaning
1	English	taxable	subject to taxation; Something on which tax must...
2	English	tax	Money paid to the government other than for...
3	Middle English	taxe	A tax or charge
4	Old French	taxe	—
5	Latin	taxa	second-person singular present active imperative...
6	Latin	taxāre	—
7	Latin	Taxus	yew
8	Ancient Greek	εἶδος	That which is seen: form, image, shape;...
9	Spanish	-scopio	-scope
10	Latin	-scopium	—
11	Ancient Greek	σκοπέω	I look, look at, behold; I examine, inspect; 413...
12	Ancient Greek	σκοπός	watcher, lookout; protector, guardian; spy, scout
13	Ancient Greek	σκέπτομαι	I look at, examine; I examine, consider, think
14	Proto-Hellenic	sképťomai	to look at

via English un

Step	Language	Word	Meaning
1	English	un	One

Every word from Proto-Hellenic sképťomai →Every word from Ancient Greek σκέπτομαι →Every word from Ancient Greek σκοπός →