Her own fastidiousness had its eye fixed on the world, and she did not care how the luncheon-table looked when there was no one present at it but the family.
Everything about him accorded with the fastidious element in her taste, even to the light irony with which he surveyed what seemed to her most sacred.
Her personal fastidiousness had a moral equivalent, and when she made a tour of inspection in her own mind there were certain closed doors she did not open.
He was aware that the qualities distinguishing her from the herd of her sex were chiefly external: as though a fine glaze of beauty and fastidiousness had been applied to vulgar clay.
At such moments she lost something of her natural fastidiousness, and cared less for the quality of the admiration received than for its quantity.
More completely than any other expression of wealth they symbolized the life she longed to lead, the life of fastidious aloofness and refinement in which every detail should have the finish of a jewel, and the whole form a harmonious setting to her own jewel-like rareness.
He, who had the reputation of weighing all things in the nice balance of fastidious perceptions, had been uncritical and simple in his view of her: his cleverness had never overawed her because she had felt at home in his heart.
It was as though the sense in her of unexplained scruples and resistances had the same attraction as the delicacy of feature, the fastidiousness of manner, which gave her an external rarity, an air of being impossible to match.
The Gormer MILIEU represented a social out-skirt which Lily had always fastidiously avoided; but it struck her, now that she was in it, as only a flamboyant copy of her own world, a caricature approximating the real thing as the "society play" approaches the manners of the drawing-room.
He saw that all the conditions of life had conspired to keep them apart; since his very detachment from the external influences which swayed her had increased his spiritual fastidiousness, and made it more difficult for him to live and love uncritically.
The walk up Fifth Avenue, unfolding before her, in the brilliance of the hard winter sunlight, an interminable procession of fastidiously-equipped carriages—giving her, through the little squares of brougham-windows, peeps of familiar profiles bent above visiting-lists, of hurried hands dispensing notes and cards to attendant footmen—this glimpse of the ever-revolving wheels of the great social machine made Lily more than ever conscious of the steepness and narrowness of Gerty’s…
There are no more uses of "fastidious" in the book.