Where does “coemperor” come from?

coemperor (English) comes from English co, from English company, from Middle English companye, from Old French compaignie, from Old French compain, from Latin compāniō, from Latin com-, from Latin con- — resin, gum; to say, speak.

coemperor (English): An emperor who rules jointly with another

Definitions

  1. An emperor who rules jointly with another

Ancestry of “coemperor”, step by step

coemperor traces back through two separate lines of ancestry.

via English co

StepLanguageWordMeaning
1EnglishcoClipping of company; they; them
2EnglishcompanyA team; a group of people who work together...
3Middle EnglishcompanyeA company, band, small group, or team of people;...
4Old Frenchcompaigniecompanionship
5Old FrenchcompainAlternative form of compaing; friend; companion
6Latincompāniōcomrade
7Latincom-allomorph of con-
8Latincon-Used in compounds to indicate a being or bringing...
9Latincumwith, along with; at; -fold
10Old LatincomAlternative form of cum
11Proto-Italickomwith, along, at
12Proto-Indo-Europeanḱómbeside, near, by, with
13Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
14Middle Englishkyt
15Germankittputty certain kinds of cement used for fixing e.g. window panes
16Old High Germankuti
17Proto-West Germanickwidugum, resin
18Proto-Germanickweduzresin
19Proto-Indo-Europeangʷet-resin, gum; to say, speak

via English emperor

StepLanguageWordMeaning
1EnglishemperorThe male monarch or ruler of an empire; Any...
2Middle EnglishemperourAn emperor; a male ruler of an empire; Any...
3Old Frenchempereoremperor
4Latinimperātorcommander, general, chief, master, person in charge
5Latinimperōto command, give orders to, impose, demand
6Latinim-Alternative form of in-; form of "in"; in
7Latinīn-un-, non-, not
8Latinînin, at, on, upon, from (space)
9Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
10Proto-Italicenin
11Proto-Indo-Europeanh₁énin
Every word from Proto-Indo-European gʷet-