Adjective

• S: (adj) alone, lone, lonely, solitary (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"
• S: (adj) lonely, lonesome (marked by dejection from being alone) "felt sad and lonely"; "the loneliest night of the week"; "lonesome when her husband is away"; "spent a lonesome hour in the bar"
• S: (adj) lone, lonely, solitary (characterized by or preferring solitude) "a lone wolf"; "a lonely existence"; "a man of a solitary disposition"; "a solitary walk"
• S: (adj) lonely, solitary, unfrequented (devoid of creatures) "a lonely crossroads"; "a solitary retreat"; "a trail leading to an unfrequented lake"