The quality or state of being declamatory; the characteristic style of emphatic, theatrical speech.
From 'declamatory' (adjective) plus the abstract noun suffix '-ness.' Combines Latin roots with English derivational morphology.
You can hear 'declamatoriness' in old recordings of actors from the early 20th century—their delivery sounds almost Shakespearean by modern standards, with careful emphasis on every important word.
Complete word intelligence in one call. Free tier — 50 lookups/day.