| qualification (noun) form plural: qualifications fitness; suitability; limitation; diploma or certificate stating one's abilities | qualify (verb) forms: qualified; qualified; qualifying to train; to certify; to meet the minimum standards; to moderate; to modify |
| quality (adjective) excellent; having superior characteristics; fine | quality (noun) form plural: qualities degree of excellence; characteristic; attribute; character; excellence |
| quantity (noun) form plural: quantities amount; extent; measure; degree; size; magnitude | quarter (adjective) being one fourth; having four equal parts |
| quarter (noun) form plural: quarters one fourth; neighborhood; coin worth 25 cents; period of three months; district | quarterly (adjective) occurring every three months; taking place four times a year |
| quarterly (adverb) four times a year; once every three months | queues (noun) form plural: queues line; file (British); row; braid; plait |
| queues (verb) forms: queued; queued; queuing to stand in line; to make a row | quiet (adjective) silent; noiseless; peaceful; tranquil; still; lacking activity |
| quiet (noun) form: no plural silence; noiselessness; stillness; tranquility; muteness; speechlessness | quotation (noun) form plural: quotations citation; passage taken from another source; reference; commercial offer; statement of price |
| quote (noun) form plural: quotes citation; commercial offer | quote (verb) forms: quoted; quoted; quoting to cite; to state a price; to offer a price |