(literary) lonely; all alone
1.solitary2.lonely3.alone
1.to be alone2.to stand in isolation
1.survivors2.remnants3.relict (species etc)
to be all alone in the world
all dead and no survivors
1.all by oneself2.all alone
to be all alone by oneself
1.to stand alone2.to have no one to rely on
to be all alone in the world