Where does “unaidable” come from?

unaidable (English) comes from English aidable, from English aid, from Middle English aiden, from Middle French ayder, from Old French aidier, from Latin adiūtō, from Latin -tō, from Latin -tus — Derives action nouns from verb roots.

unaidable (English): That cannot be aided

Definitions

  1. That cannot be aided

Ancestry of “unaidable”, step by step

unaidable traces back through two separate lines of ancestry.

via English aidable

StepLanguageWordMeaning
1EnglishaidableQualifying for financial aid; Capable of being...
2EnglishaidHelp; assistance; succor, relief; A helper; an...
3Middle EnglishaidenTo aid
4Middle Frenchayderto help; to aid
5Old Frenchaidierto help
6Latinadiūtōto help, serve, assist
7Latin-tōForms here
8Latin-tusForms the past participle of verbs; Forms...
9Proto-Italic-tus
10Proto-Indo-European-tusDerives action nouns from verb roots

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European -tus
unaidable — Etymology, Origin & Word History | Etymology Explorer