Where does “oralisable” come from?

oralisable (English) comes from English oralise, from English -ise, from Middle English -ise, from Old French -ise, from Latin -itia, from Latin -ia, from Latin -ius, from Proto-Italic -jōs — Creates adjectives from noun or verb stems.

Ancestry of “oralisable”, step by step

oralisable traces back through two separate lines of ancestry.

via English oralise

StepLanguageWordMeaning
1EnglishoraliseTo speak out something that is written, to turn...
2English-iseAlternative form of -ize; Suffix used in...
3Middle English-iseAlternative form of -yssh
4Old French-iseused to form feminine nouns, often denoting a...
5Latin-itia-ness, -ity
6Latin-iaUsed to form a feminine abstract noun, usually...
7Latin-iusforming adjectives from nouns; nominative neuter...
8Proto-Italic-jōsForms comparative adjectives
9Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English able

StepLanguageWordMeaning
1EnglishableEasy to use; Suitable; competent; Liable to
2Middle Englishablecapable, expert, qualified, skilful, competent
3Old Frenchableable; capable
4Latinhabilisable to have/possess/maintain; having sufficient...
5Latin-ilis-ile
6Proto-Italic-elis
7Proto-Indo-European-elis
8Proto-Indo-European-lósForms agent nouns from verbal roots
Every word from Proto-Indo-European -yósEvery word from Latin -iaEvery word from Latin -ius