Key learning points

1. Regular plurals follow spelling rules.
2. There are no rules for irregular plurals; you just have to learn them.
3. Examples of irregular plural nouns include: formula - formulae, woman - women, tooth - teeth, index - indices.
4. We can look for naughty letters to help us to remember tricky spellings.
5. How to spell the curriculum words: equip and equipment.

Keywords

• Suffix - a letter or group of letters added to the end of a word to change its meaning

• Root word - the base word from which other words are formed often by adding prefixes or suffixes

• Singular - only one

• Plural - more than one

• Irregular - means not conforming to a regular or predictable pattern

Common misconception