Where does “ballastage” come from?

ballastage (English) comes from English age, from Middle English age, from Old French aage, from Vulgar Latin aetaticum, from Latin aetās, from Latin aevitās, from Proto-Italic aiwotāts, from Proto-Indo-European h₂eyu- — vital force, life, age, eternity; day, morning.

ballastage (English): A toll paid for the privilege of taking up...

Definitions

  1. A toll paid for the privilege of taking up...

Ancestry of “ballastage”, step by step

ballastage traces back through two separate lines of ancestry.

via English age

StepLanguageWordMeaning
1EnglishageThe whole duration of a being, whether animal,...
2Middle EnglishageThe age of someone or rarely something; how old someone is
3Old Frenchaageage
4Vulgar Latinaetaticumage
5Latinaetāsthe period of a life: lifetime, lifespan
6Latinaevitās
7Proto-Italicaiwotātsage
8Proto-Indo-Europeanh₂eyu-vitality; eternal; vital force, life, long life,...
9Proto-Indo-Europeanh₂ey-vital force, life, age, eternity; day, morning

via English ballast

StepLanguageWordMeaning
1EnglishballastHeavy material that is placed in the hold of a...
2Middle EnglishbarAlternative form of bor
3Old Englishbærbare, naked, unconcealed
4Proto-West Germanicbaʀbare, naked
5Proto-Germanicbazazbare, naked
6Proto-Indo-Europeanbʰosósbare, barefoot
7Proto-Indo-Europeanbʰos-to sally forth, barge, hurtle out; bare, barefoot
Every word from Proto-Indo-European h₂ey-