Present participle of expostulate; currently expressing strong disagreement or protest through reasoning.
From expostulate + -ing (present participle suffix). This form emphasizes the ongoing nature of the protest or argument.
The -ing form often appears in literature to show a character actively, earnestly trying to convince someone of their view: 'She stood expostulating against the injustice.'
Complete word intelligence in one call. Free tier — 50 lookups/day.