English

agood

From a- + good.

Formed from a- + good

Proto-Indo-European *uds- ‘up, out’

Proto-Germanic *uz- ‘out-’

Proto-West Germanic *uʀ- ‘up, out, over’

English a-

Proto-Indo-European *gʰedʰ- ‘to unite, be associated, suit’

Proto-Germanic *gōdaz ‘good’

Proto-West Germanic *gōd ‘good’

Old English gōd ‘good’

Middle English good

English good

Today it means

adv In earnest; heartily; in good earnest.

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