Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun loneliness

3 senses of loneliness

Sense 1
loneliness, solitariness -- (the state of being alone in solitary isolation)
       => isolation -- (a state of separation between persons or groups)

Sense 2
forlornness, loneliness, desolation -- (sadness resulting from being forsaken or abandoned)
       => sadness, unhappiness -- (emotions experienced when not in a state of well-being)

Sense 3
aloneness, loneliness, lonesomeness, solitariness -- (a disposition toward being alone)
       => disposition, temperament -- (your usual mood; "he has a happy disposition")