一言

one sentence / brief remark

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

words / speech / to say / to talk

to not say a word (idiom)

every word and action (idiom)

one word worth nine sacred tripods (idiom); words of enormous weight

(sign hung in a shop) prices fixed – no bargaining (old) / having things decided by the will of a single individual / autocratic rule / (contrasted with 群言堂[qun2 yan2 tang2])

to cut a long story short

(idiom) it's a deal / that's settled then

each word carries weight / a promise must be kept (idiom)

(one's) every word and deed (idiom)

(idiom) to have a disagreement / to clash verbally

one word says it all (idiom, from Analects); to cut a long story short / in a nutshell

one word worth a thousand in gold (idiom); valuable advice / words of enormous weight