English

infructuous

From in- + fructuous.

A compound of in- + fructuous

Proto-Indo-European *h₁én ‘in’

Proto-Germanic *in ‘into’

English in-

Proto-Indo-European *bʰrewHg- ‘to make use of’

…

Proto-Italic *frūjōr ‘to engage in’

Latin fruor ‘to enjoy’

Latin frūctus ‘enjoyment, profit, fruit’

Latin fructuōsus ‘fruitful, productive’

Today it means

adj Not fruitful.

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

Etymograph / infructuous