Where does “espandir” come from?

espandir (Old French) comes from Latin expandere, from Latin expando, 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 “espandir”, step by step

StepLanguageWordMeaning
1Latinexpanderethird-person plural perfect active indicative of...
2LatinexpandoI spread out; I expand; I explain
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-