yeahbut, it doesn't point you to the obs. rare verb form, etymologe - a. To give an etymological signification to.
b. To trace the etymology of; to derive.

< g >

and, as bexter pointed out, I didn't give the meaning(s), because, being the OED, they are extensive. but here:
1.
a.

(a) The process of tracing out and describing the elements of a word with their modifications of form and sense.


(b) With explanation drawn from the Greek derivation. (Cf. Latin veriloquium, by which Cicero renders the Greek word.)

b. An instance of this process; an account of the formation and radical signification of a word.


c. The facts relating to the formation or derivation (of a word). (In 16–17th c. occur confused expressions such as ‘the etymology comes from,’ ‘to derive the etymology from’.)

†d. Etymological sense, original meaning. Obs.

2. That branch of linguistic science which is concerned with determining the origin of words.

3. Grammar. That part of grammar which treats of individual words, the parts of speech separately, their formation and inflections.