(1):

(adv.) By good fortune; fortunately; luckily.

(2):

(adv.) With address or dexterity; gracefully; felicitously; in a manner to success; with success.

(3):

(adv.) By chance; peradventure; haply.

(4):

(adv.) In a happy manner or state; in happy circumstances; as, he lived happily with his wife.