Where does “effeythuster” come from?

effeythuster (Cornish) comes from Cornish effeythus, from Cornish effeyth, from Latin effectus, from Latin efficiō, from Latin ex, from Latin commūnicō, from Latin commūnis, from Old Latin com(m)oinis — resin.

effeythuster (Cornish): efficacy

Definitions

  1. efficacy

Ancestry of “effeythuster”, step by step

effeythuster traces back through two separate lines of ancestry.

via Cornish effeythus

StepLanguageWordMeaning
1Cornisheffeythuseffective
2Cornisheffeytheffect, impact
3Latineffectusmade out, worked out, completed, finished,...
4Latinefficiōto make out or work out; effect, execute, complete, accomplish, make, form, compose
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

via Cornish ter

StepLanguageWordMeaning
1Cornishter—
Every word from Proto-Germanic kweduz →Every word from Proto-West Germanic kwidu →Every word from Old High German kuti →