DECLAMATORY
bombastic, declamatory, large, orotund, tumid, turgid
(adjective) ostentatiously lofty in style; “a man given to large talk”; “tumid political prose”
Source: WordNet® 3.1
Etymology
Adjective
declamatory (comparative more declamatory, superlative most declamatory)
Having the quality of a declamation.
Pretentiously lofty in style; bombastic.
Source: Wiktionary
De*clam"a*to*ry, a. Etym: [L. declamatorius: cf. F. déclamatoire.]
1. Pertaining to declamation; treated in the manner of a rhetorician;
as, a declamatory theme.
2. Characterized by rhetorical display; pretentiously rhetorical;
without solid sense or argument; bombastic; noisy; as, a declamatory
way or style.
Source: Webster’s Unabridged Dictionary 1913 Edition