|Noah Webster's Dictionary|
(adv.) In a solitary manner; in solitude; alone.
Solitarily (1 Occurrence)
Micah 7:14 Feed thy people with thy rod, the flock of thine heritage, which dwell solitarily in the wood, in the midst of Carmel: let them feed in Bashan and Gilead, as in the days of old. (KJV JPS ASV WBS)