Where does “supererogans” come from?

supererogans (Latin) comes from Latin supererogo, from Latin erogo, 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.

Definitions

Ancestry of “supererogans”, step by step

StepLanguageWordMeaning
1LatinsupererogoI spend or pay out over and above
2LatinerogoI pay, pay out, expend, disburse; I expend or pay...
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
Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduzEvery word from Proto-West Germanic kwidu
supererogans — Etymology, Origin & Word History | Etymology Explorer