lonely, cosy, brotherly, anomic, friendless, clannish, adrift, arm's-length, isolated, chummy, common law, acquainted, engaged, available, unloved, close, lonesome, connected, disoriented, live-in, footloose, de facto, lone, brittle, alone, abandoned, forlorn, fancy-free
alienated (part of speech: verb)
separated (part of speech: verb)
disintegrated, incised, cut, uncoupled, disassociated, excised, bisected, pared, cleaved, unhinged, amputated, dissected, broke, broken, unfixed, severed, disjoined, unglued, halved, rent, dismantled, ripped, fragmented, axed, disengaged, disassembled, sliced, split, parted, insulated, sundered
extraneous (part of speech: adjective)
foreign, inappropriate, inadmissible, outer, extraterrestrial, dissociated, nonessential, exotic, eerie, separated, foreign-born, extrinsic, disconnected, outlandish, strange, unaffiliated, immaterial, other, alien, impertinent, detached, parenthetical, outside, removed, segregated, inapplicable, separate, external, unessential, unallied, disjoint, extraneous, irrelevant, unrelated, disaffiliated
- My dear friend, one doesn't have to go to India to become estranged from one's family. - "Honor: A Play in Four Acts", Hermann Sudermann.
- True worth and virtue, modesty and faith, And love of justice, in whatever land, From public business will be still estranged, Or utterly humiliated and O'erthrown; condemned by Nature still, To sink unto the bottom. - "The Poems of Giacomo Leopardi", Giacomo Leopardi.
- On many occasions I have met her;- sometimes she has estranged herself from me,- sometimes she has been torn from me by others- and still more often I have, through my own folly and obstinacy, separated myself from her- but our mutual mistakes do no more than delay the inevitable union at last. - "The Life Everlasting: A Reality of Romance", Marie Corelli.