Etymograph

English

subprofitable

From sub- + profitable.

Formed from sub- + profitable

Proto-Indo-European *upó ‘up; from below’

Proto-Italic *supo ‘under’

Latin sub ‘under, beneath, below’

English sub-

Old French profiter

Old French profitable ‘useful’

English profitable

Today it means

adj Not profitable; failing to make a profit.

Sources

Sources: Wiktionary, “subprofitable”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / subprofitable