diphthongisation

English

Etymology

Etymology tree

Proto-Indo-European *dwóh₁

Proto-Indo-European *dwi-

Proto-Hellenic *dwi-

Ancient Greek δι- (di-)

Ancient Greek φθέγγομαι (phthéngomai)

Ancient Greek φθόγγος (phthóngos)

Ancient Greek δίφθογγος (díphthongos)der.

Latin diphthonguslbor.

French diphtongueder.

English diphthong

Proto-Indo-European *-id-

Proto-Indo-European *-yéti

Proto-Indo-European *-idyéti

Proto-Hellenic *-íd͏̌d͏̌ō

Ancient Greek -ῐ́ζω (-ĭ́zō)bor.

Late Latin -izōder.

Middle French -iserbor.

Middle English -isen

English -ise

Proto-Indo-European *-tós

Proto-Indo-European *-is

Proto-Indo-European *-tis

Proto-Indo-European *-Hō

Proto-Indo-European *-tiHō

Proto-Italic *-tiō

Latin -tiō

Latin -ātiōlbor.

Old French -ationbor.

Middle English -acioun

English -ation

English -isation

English diphthongisation

From diphthong + -isation.

Noun

diphthongisation (countable and uncountable, plural diphthongisations)

1. (UK) Alternative spelling of diphthongization.