Synonyms of lonely

1 Syllable
stag, lone, left, drear, shag, down
2 Syllables
desert, withdrawn, outcast, forlorn, apart, friendless, empty, shagger, drearier, screened, single, dreary
3 Syllables
homeless, unsocial, deserted, forsaken, homesick, alone, blockaded, remotest, estranged, renounced, remoter, unpaired, rejected, comfortless, secluded
4 Syllables
destitute, unattended, hermitical, desolated, reclusive, desolate, acheronian, solitary, companionless, abandoned, troglodytic, unbefriended, uncherished, desolating, god-knows-where, isolated, godforsaken, lonesome
5 Syllables
disconsolate, solitarily