Where does “semiampleness” come from?

semiampleness (English) comes from English semiample, from English ample, from Middle English ample, from Middle French ample, from Old French ample, from Latin amplus, from Latin -ō, from Proto-Indo-European -ō — Derives nouns from roots.

semiampleness (English): The quality of being semiample

Definitions

  1. The quality of being semiample

Ancestry of “semiampleness”, step by step

semiampleness traces back through two separate lines of ancestry.

via English semiample

StepLanguageWordMeaning
1EnglishsemiampleHaving a positive multiple that is generated by...
2EnglishampleLarge; great in size, extent, capacity, or bulk;...
3Middle Englishampleample, copious, profuse
4Middle Frenchample
5Old Frenchample
6Latinampluslarge, spacious, roomy; abundant, ample;...
7Latinsuffixed to nouns or adjectives. Originally a-stem nouns. Later extended to nouns with other stems. Forms regular first-conjugation verbs
8Proto-Indo-EuropeanDerives nouns from roots

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European Every word from Latin Every word from Latin amplus