inadaptable

English

Etymology

Etymology tree

Proto-Indo-European *né

Proto-Indo-European *n̥-

Proto-Italic *n̥-

Latin in-bor.

Middle English in-

English in-

Proto-Indo-European *h₂éd

Proto-Italic *ad

Proto-Italic *ad-

Latin ad-

Proto-Italic *aptos

Latin aptus

Proto-Indo-European *-h₂

Proto-Indo-European *-éh₂

Proto-Indo-European *-yéti

Proto-Indo-European *-eh₂yéti

Proto-Indo-European *-h₂tiinflu.

Proto-Italic *-ājō

Proto-Italic *-āō

Latin -ō

Latin apiō

Proto-Indo-European *-tós

Proto-Italic *-tos

Latin -tus

▲

Latin -ō

Latin -tō

Latin aptō

Latin adaptōder.

Middle English *adapten

English adapt

Proto-Indo-European *-tḗr

Proto-Indo-European *-dʰlom

Proto-Indo-European *-dʰlis

Proto-Italic *-ðlis

Latin -bilis

Latin -ābilis

Old French -ablebor.

Middle English -able

English -able

English adaptable

English inadaptable

From in- + adaptable.

Adjective

inadaptable (not comparable)

1. Not adaptable.

Spanish

Adjective

inadaptable m or f (masculine and feminine plural inadaptables)

1. inadaptable

Further reading

• “inadaptable”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025