flushed, trembling, and unstrung
foibles, tricks, and fads
foliage, color, and symmetry
follies, fashions, and infatuations
foolish, ignorant, and unscrupulous
force, grace, and symmetry
forcible, extraordinary, and sublime
foremost, preeminent, and incomparable
foresight, prudence, and economy
form, color, and distance