a primary verb; to be "cheer"ful, i.e. calmly happy or well-off; impersonally, especially as salutation (on meeting or parting), be well:—farewell, be glad, God speed, greeting, hail, joy(- fully), rejoice.
Outline
to rejoice, be glad
to rejoice exceedingly
to be well, thrive
in salutations, hail!
at the beginning of letters: to give one greeting, salute