Complex sentence: The most common way of making nouns plural is by adding "tse" to the end, although as with English, for some exceptions, the entire form of the words may change, rather than have an ending attached.
Split into simpler sentences: The most common way of making nouns plural is by adding "tse" to the end. As with English, there are some exceptions, and the entire form of the words may change rather than having an ending attached.