Where does “weedkilling” come from?

weedkilling (English) comes from English killing, from Middle English kyllyng, from Middle English -ynge, from Old English -ung, from Proto-Germanic -ungō — -ing, -ion. "Forms gerund nouns from verbs.".

weedkilling (English): The destruction of weeds

Definitions

  1. The destruction of weeds

Ancestry of “weedkilling”, step by step

weedkilling traces back through two separate lines of ancestry.

via English killing

StepLanguageWordMeaning
1Englishkillingpresent participle of kill; That literally...
2Middle EnglishkyllyngThe action of killing somebody, slaying
3Middle English-yngeAlternative form of -ing
4Old English-ungforming nouns from verbs, denoting verbal action...
5Proto-Germanic-ungō-ing, -ion. "Forms gerund nouns from verbs."

via English weed

StepLanguageWordMeaning
1EnglishweedAny plant regarded as unwanted at the place...
2Middle Englishweed
3Old Englishwēodweed
4Proto-West Germanic*weudweed (unwanted plant)
Every word from Proto-Germanic -ungōEvery word from Old English -ungEvery word from Middle English -ynge