Plural means more than one and ... the difference between a vowel - a, e, i, o, u and a consonant - all the other letters in the alphabet. If a noun ends in an ‘s’ , ‘sh’, ‘ch’ or ...
Sometimes a noun looks like it should be plural when it isn’t. Chances are that this noun is called a mass noun. Mass nouns are nouns that, by their very nature, are plural. These are also called ...