"Etymon" is a word in ENGLISH

Obtained by derivation; derived; not radical, original, or fundamental; originating, deduced, or formed from something else; secondary; as, a derivative …

Pertaining to the foundation or basis; serving for the foundation. Hence: Essential, as an element, principle, or law; important; original; …

Primarily; originally; essentially; radically; at the foundation; in origin or constituents.

First in order of time or development or in intention; primitive; fundamental; original.

A source, or origin; that from which anything proceeds; fundamental substance or energy; primordial substance; ultimate element, or cause.

Fundamental truths or doctrines of iaw; comprehensive rules or doctrines which furnish a basis or origin for others; settled rules …

Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to the ultimate sources, …

In a radical manner; at, or from, the origin or root; fundamentally; as, a scheme or system radically wrong or …