Where does “overexcel” come from?

overexcel (English) comes from English excel, from Latin excello, from Latin ex-, from Latin e, from Latin ex, from Latin commūnicō, from Latin commūnis, from Old Latin com(m)oinis — resin, gum; to say, speak.

Ancestry of “overexcel”, step by step

overexcel traces back through two separate lines of ancestry.

via English excel

StepLanguageWordMeaning
1EnglishexcelTo surpass someone or something; to be better or...
2LatinexcelloI elevate, raise up; I rise, elevate myself; I...
3Latinex-out, away; throughout; thoroughly
4LatineThe name of the letter "E"; out of, from
5LatinexA name of the letter "X"; out of, from
6Latincommūnicōto impart, share
7Latincommūniscommon, commonplace, ordinary, general, universal, shared, shared alike, of both sides, belonging to two or more together
8Old Latincom(m)oinis
9Proto-Italickommoiniscommon
10Proto-Indo-Europeanḱom-moy-ni-held in common
11Proto-Indo-Europeanḱómbeside, near, by, with
12Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
13Middle Englishkyt
14Germankittputty certain kinds of cement used for fixing e.g. window panes
15Old High Germankuti
16Proto-West Germanickwidugum, resin
17Proto-Germanickweduzresin
18Proto-Indo-Europeangʷet-resin, gum; to say, speak

via English over

StepLanguageWordMeaning
1EnglishoverDiscontinued; ended or concluded; Thoroughly;...
2Middle Englishoverriverbank, seashore, brink
3Old Englishōferriverbank, seashore, brink, edge, margin, border
4Proto-West Germanicobarover, above
5Proto-Germanicuberover; over, above
6Proto-Indo-Europeanupérabove; over
7Proto-Indo-Europeanupóunder, below
8Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduzEvery word from Proto-West Germanic kwidu