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A collective name for a group of butterflies is called a 'Kaleidoscope'. However others have called it a 'Swarm' or 'Rabble'. In addition, the collective name for a group of caterpillars is 'an army'. Butterfly Legends Native Americans have a wonderful story about the butterfly. collective name for a group of butterflies is called a 'Kaleidoscope'. However others have called it a 'Swarm' or 'Rabble'. In addition, the collective name for a group of caterpillars is 'an army'. Butterfly Legends Native Americans have a wonderful story about the butterfly.
The collective noun for butterflies is the word you would use to describe a group of butterflies. We have identified the following word(s) that you could call a group of butterflies: flutter. Used in a sentence, you could say Look at the flight of butterflies, where flight is the collective noun that means group. As you can see, you simply substitute the word group with one of the collective nouns on our list above when describing a group of butterflies.