unassisted

only unattended

solo unaccompanied

abandoned batching it by itself/oneself companionless deserted desolate detached forlorn forsaken friendless hermit in solitary individual isolated lone lonely lonesome me and my shadow me myself and I on one's own onliest shag single sole solitary stag traveling light unaided unattached unescorted unmarried widowed

together

courageously

jointly

individual single solitary stag unaccompanied

by oneself companionless friendless in solitary me and my shadow me myself and I on one's own unaided unescorted unmarried

accompanied combined together

alone independent left in the lurch on one's own unaided

abandoned all by one's lonesome batching it by itself/oneself by oneself companionless deserted desolate detached forlorn forsaken friendless hermit in solitary individual isolated lone lonely lonesome me and my shadow me myself and I on one's own onliest only shag single single-handedly singly sole solely solitary solo stag traveling light unaccompanied unaided unattached unattended unescorted unmarried widowed