Where does “intervener” come from?

Intervener derives from English intervene, which comes from Old French -er, Latin -are, and Latin -arius, ultimately from Proto-Italic -os.

intervener (English): One who intervenes

Definitions

  1. One who intervenes

Ancestry of “intervener”, step by step

intervener traces back through two separate lines of ancestry.

via English intervene

StepLanguageWordMeaning
1EnglishinterveneTo become involved in a situation, so as to alter...
2EnglishinterventionThe action of intervening; interfering in some...
3Middle Frenchintervention
4Latininterventiōguarantee, caution
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English ER

StepLanguageWordMeaning
1EnglishERThe statistic "Earned Run"; Initialism of...
2Turkisherearly; brave; man, male
3Ottoman Turkishایرsaddle, a seat for a rider placed on the back of a horse or other animal
4Old Anatolian Turkishایرearly, at a time in advance of the usual or expected event
5Proto-Turkicēdersaddle
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-