ostentation, flourish, pomp, pageantry, pompousness, pomposity, jactitation, show, jactation, pageant, vaunt, self-praise, display, parade, boast.
boasting (part of speech: verb)
priding (part of speech: verb)
But he could not forbear boasting
of how he had trapped the heroes who had come to carry off Persephone.
- "The Golden Fleece and the Heroes who Lived Before Achilles", Padraic Colum.
" Do not challenge Heaven by idle boasting,"
- "The Scarlet Banner", Felix Dahn.
Boast is a regular active- intransitive verb, from boast, boasted, boasting,
boasted; found in the imperative mood, present tense, second person, and singular number.
- "The Grammar of English Grammars", Goold Brown.