unaccompanied

adjectives

being without an escort
antonym
is similar to
lacking companions or companionship
"he was alone when we met him"; "she is alone much of the time"; "the lone skier on the mountain"; "a lonely fisherman stood on a tuft of gravel"; "a lonely soul"; "a solitary traveler"
is similar to
cut off or left behind
"an isolated pawn"; "several stranded fish in a tide pool"; "travelers marooned by the blizzard"
is similar to
alone and on your own
"don't just sit there on your tod"
is similar to
lacking accompaniment or a guard or escort
"unattended women"; "problems unattended with danger"
playing or singing without accompaniment
"the soloist sang unaccompanied"
antonym
is similar to
sung without instrumental accompaniment
"they sang an a cappella Mass"
is similar to
composed or performed by a single voice or instrument
"a passage for solo clarinet"
(of a state or an event) taking place without something specified occurring at the same time
"a headache unaccompanied by other symptoms"
is similar to
independent; not united or joint
"a problem consisting of two separate issues"; "they went their separate ways"; "formed a separate church"

adverbs

without anybody else or anything else
"the child stayed home alone"; "the pillar stood alone, supporting nothing"; "he flew solo"