alone

isolated from others

“could be alone in a crowded room”

“was alone with her thoughts”

“I want to be alone”

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”

exclusive of anyone or anything else

“she alone believed him”

“cannot live by bread alone”

“I'll have this car and this car only”

radically distinctive and without equal

“he is alone in the field of microbiology”

“this theory is altogether alone in its penetration of the problem”

“Bach was unique in his handling of counterpoint”

“craftsmen whose skill is unequaled”

without any others being included or involved

“was entirely to blame”

“a school devoted entirely to the needs of problem children”

“he works for Mr. Smith exclusively”

“did it solely for money”

without anybody else or anything else

“the child stayed home alone”

“the pillar stood alone, supporting nothing”

“he flew solo”