Given to idealism. / Refined, cultured, particularly civilized. / Proud or arrogant. / Magnanimous.

Reaching to the height of a person's knees.

(US, usually in the plural) A sock or stocking that reaches to the knees; chiefly, women's nylon stockings that end slightly above the knee and supported by garter belts.

high tides

plural of high tide

(fashion) Haute couture.

(of a system) Requiring a high degree of maintenance to ensure proper functioning, and without which it is likely to break down.

as high as would reach to the waist (of a standing person)

Most sophisticated or expensive / Appealing to sophisticated or discerning tastes

(uncountable) An athletics event where a competitor must jump over a bar placed gradually higher and higher.