English

indeciduous

From in- + deciduous.

Proto-Indo-European *h₁én ‘in’

Proto-Germanic *in ‘into’

English in-

Proto-Indo-European *ḱad- ‘to fall’

…

Proto-Italic *kadō ‘to fall, sink’

Latin cadō ‘to fall’

Latin dēcidō ‘to fall down or off’

Latin dēciduus ‘falling down or off’

Today it means

adj Not deciduous; evergreen; permanent; perennial.

Language periods are conventional ranges, not dates for this word.

Etymograph / indeciduous