magniloquent
adj.
1650s, a back-formation from magniloquence, or else from Latin magniloquentia "lofty style of language," from magniloquus "pompous in talk, vaunting, boastful," from comb. form of magnus "great" (see magnate) + -loquus "speaking," from loqui "to speak" (see locution).
〔蒋〕[magni大，loqu言，-ent形容词后缀，…的] 大言的，夸张的
〔蒋〕[magni大，loqu言，-ent…的] 夸口的，夸张的，华而不实的
〔李〕[magni-=grand大的；loqu=to speak说；-ent a.=-ing……的→“speaking in a grand style说话夸大的”→] a. boastful;bombastic唱高调的；夸张的