grandeur

noun

1. (countable, uncountable)The state of being grand or splendid; magnificence.

   “I wrapp’d myself in grandeur then, And donn’d a visionary crown ——”

   “So much of what followed from the drawing boards of others will have been designed with the demands, effort and grandeur of Primrose Hill [tunnel] in the back of their minds.”

   “In a tightly choreographed ceremony filled with imperial grandeur, Xi and Putin then walked towards each other and met in the middle, smiling as they shook hands.”

2. (countable, uncountable)Nobility (state of being noble).
3. (archaic, countable, rare, uncountable)Greatness; largeness; tallness; loftiness.