formula — a set form of words, as for stating or declaring something definitely or authoritatively, for indicating procedure to be followed, or for prescribed use on some ceremonial occasion.
formulate — to express in precise form; state definitely or systematically: He finds it extremely difficult to formulate his new theory.
marketplace — an open area in a town where a market is held.
orthoclase — a common white or pink mineral of the feldspar group, KAlSi 3 O 8 , having two good cleavages at right angles, and found in silica-rich igneous rocks: used in the manufacture of porcelain.
Four-or-more syllable rhymes
coordinates — clothes of matching or harmonious colours and design, suitable for wearing together