| ACQUITTERS | • acquitters n. Plural of acquitter. • ACQUITTER n. one who acquits. | 
| AQUATINTER | • aquatinter n. An artist who makes aquatints. • AQUATINTER n. one who works with aquatints. | 
| BARQUETTES | • barquettes n. Plural of barquette. • BARQUETTE n. (French) a small barque. | 
| PARQUETTED | • parquetted v. Simple past tense and past participle of parquette. • PARQUET v. (French) to cover a floor with an inlaid design. | 
| QUARTATION | • quartation n. (Chemistry, archaic) The act, process, or result (in the process of parting) of alloying a button of… • QUARTATION n. mixing one part gold with three parts silver prior to purifying it. | 
| QUARTETTES | • quartettes n. Plural of quartette. • QUARTETTE n. a set of four; a composition for four voices or instruments, also QUARTET, QUARTETT, QUARTETTO. | 
| QUARTZIEST | • quartziest adj. Superlative form of quartzy: most quartzy. • QUARTZY adj. like quartz. | 
| QUARTZITES | • quartzites n. Plural of quartzite. • QUARTZITE n. a metamorphosed sandstone. | 
| QUARTZITIC | • quartzitic adj. Of, relating to, or containing quartzite. • QUARTZITIC adj. of or like quartzite. | 
| QUATERNATE | • quaternate adj. Composed of, or arranged in, sets of four. • QUATERNATE adj. in sets of four. | 
| QUATERNITY | • quaternity n. (Countable) A group or set of four. • quaternity n. (Uncountable) The state of being four. • QUATERNITY n. fourness; any group of four things. | 
| SQUATTERED | • SQUATTER v. (dialect) to splash water about, also SWATTER. | 
| TRIQUETRAE | • triquetrae n. Plural of triquetra. • TRIQUETRA n. (Latin) a symmetrical triangular ornament formed of three interlaced arcs or lobes. | 
| TRIQUETRAL | • triquetral adj. Three-cornered. • triquetral n. (Anatomy) The triquetral bone. • TRIQUETRAL adj. triangular; three-edged with concave faces, also TRIQUETROUS. | 
| TRIQUETRAS | • triquetras n. Plural of triquetra. • TRIQUETRA n. (Latin) a symmetrical triangular ornament formed of three interlaced arcs or lobes. | 
| ULTRAQUIET | • ultraquiet adj. Extremely quiet. • ULTRAQUIET adj. very very quiet. |