语妙绝伦

Explanation: Refers to the words exquisite, unparalleled. Thesaurus:  one word is worth a thousand taels of gold, Every word Tamaki, Word of a bead, Every word Qianjun, Language wonderful world Antonym Group:  as far as one can see, flat country, guiltless By the, do not know what sb.is talking about, amorphism, sprawling forth, Boundless, crisscross, free infinity, discursive, nonsense to say what should not be said, cod, bumble, tongue insipid, lonfused