English

firmhearted

From firm + hearted.

A compound of firm + hearted

Proto-Indo-European *dʰer- ‘to support’

…

Latin firmus ‘strong’

Latin firmo

Italian firmare ‘to sign’

Italian firma ‘signature’

English firm

Middle English herte

Middle English herted ‘having a specified disposition, emotion, or…’

Today it means

adj Resolute.

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

Etymograph / firmhearted