Where does “deacceleration” come from?

deacceleration (English) comes from English de, from Chinese 德, from Mandarin 德意志, from German Deutsch, from Old High German diutsch, from Old High German diutisc, from Proto-West Germanic þiudisk, from Proto-Germanic þiudiskaz — to swell; to crowd; to be strong.

deacceleration (English): The act of deaccelerating; retardation

Definitions

  1. The act of deaccelerating; retardation

Ancestry of “deacceleration”, step by step

deacceleration traces back through two separate lines of ancestry.

via English de

StepLanguageWordMeaning
1EnglishdeTo do; Pronunciation spelling of the; A...
2Chinese
3Mandarin德意志
4GermanDeutschGerman
5Old High Germandiutsch
6Old High GermandiutiscAlternative form of diutisk; popular, vernacular;...
7Proto-West Germanicþiudiskof the people, popular, vernacular
8Proto-Germanicþiudiskazof the people, popular; of the tribe
9Proto-Germanicþeudōpeople, tribe
10Proto-Indo-Europeantewtéh₂people, tribe
11Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong

via English acceleration

StepLanguageWordMeaning
1EnglishaccelerationThe act of accelerating, or the state of being...
2Latinaccelerātiōa hastening
3Latin-tiōtion, -ation, -ing
4Latindissertātiō(spoken) dissertation, discourse, disquisition
5Latindissertusarranged, disposed; explained
6Latindissereresecond-person singular future passive indicative...
7Latindis-asunder, apart, in two; reversal, removal;...
8Latincalceusshoe
9Latincalxlimestone; chalk; the finish line
10Ancient Greekχάλιξsmall stone, pebble; gravel, rubble
Every word from Proto-Indo-European tewh₂-