Where does “decade-long” come from?

decade-long (English) comes from English decade, from Middle English decade, from Middle French decade, from Latin decās, from Ancient Greek δεκάς, from Ancient Greek -ᾰ́ς, from Proto-Indo-European -ónts, from Hungarian önt — sound, voice.

decade-long (English): Extending over a decade

Definitions

  1. Extending over a decade

Ancestry of “decade-long”, step by step

decade-long traces back through two separate lines of ancestry.

via English decade

StepLanguageWordMeaning
1EnglishdecadeA group, set, or series of ten, particularly
2Middle Englishdecade
3Middle Frenchdecadea series of 10 books
4Latindecāsa decade (period of ten years)
5Ancient Greekδεκάςthe number ten; a group of ten, decade
6Ancient Greek-ᾰ́ςgroup of
7Proto-Indo-European-óntsDerives nouns denoting body parts
8Hungarianöntto pour; to cast; accusative singular of ön
9Hungarianönyou
10Hungarianön-self-
11Turkishönfront
12Ottoman Turkishاوكvoice (of human or animal); sound
13Proto-Turkicǖnsound, voice

via English long

StepLanguageWordMeaning
1EnglishlongHaving much distance from one terminating point...
2EnglishlongitudeAngular distance measured west or east of the...
3Old Frenchlongitude
4Latinlongitūdōlength, longitude; longness
5Latinlongusfar, long; extended, prolonged; long; tedious,...
6Latinly; used to form adverbs from adjectives
7Latindis-asunder, apart, in two; reversal, removal;...
8Latincalceusshoe
9Latincalxlimestone; chalk; the finish line
10Ancient Greekχάλιξsmall stone, pebble; gravel, rubble
Every word from Proto-Turkic ǖn