Unique Words Plurisation

1. If the singular noun ends in ‑us, the plural ending frequently is ‑i.

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More than one cactus: cacti

More than one focus: foci

2. If the singular noun ends in ‑is, the plural ending is ‑es.

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More than one analysis: analyses

More than one ellipsis: ellipses

3. If the singular noun ends in ‑on, the plural ending is -a.

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More than one phenomenon: phenomena

More than one criterion: criteria

Question?

Is every word that ends in “s” a PLURAL NOUN?!

The answer is on the next page.

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