The main collective noun for Peacocks is an ostentation, a pride, a muster. The etymology of the collective noun an ostentation in relation to Peacocks is derived from the Latin word ostentatio, which means “display” or “show”. This term was then adapted to describe the behavior of Peacocks, as they often gather in groups and display their feathers in a showy manner.
What Is a Group of Peacocks Called? – Peacocks Collective Nouns.
