English

interpolish

From inter- + polish.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

Proto-Indo-European *pelh₂- ‘to drive, strike, thrust’

Latin polīre ‘to polish, make smooth’

Middle English polishen

Today it means

verb To polish sporadically, or at intervals.

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

Etymograph / interpolish