uncompanioned
adjective
un·companioned
"+
1
: having no companion
the uncompanioned boy beyond them working away in almost total darkness
Daniel Corkery
Daniel Corkery2
: marked by a lack of companionship : lonely, solitary
one of those contemplative uncompanioned walks which it was his habit to take G. W. Cable
G. W. Cable
Word History
Etymology
un- entry 1 + companioned, past participle of companion