Prefixes

A prefix is a group of letters added to the beginning of a word to change its meaning.

The prefix 'pre-' means 'before'. For example, 'preview' means to see something before it is officially shown.

The prefix 'mis-' means 'wrong' or 'not'. For example, 'misunderstand' means to understand something incorrectly.

The prefix 'dis-' means 'not' or 'opposite of'. For example, 'disrespectful' means not showing respect.

The prefix 'in-' means 'not'. For example, 'incomplete' means not complete.

The prefix 'non-' means 'not' or 'without'. For example, 'nonfiction' means not fiction.

The prefix 'super-' means 'above' or 'beyond'. For example, 'superhero' means a hero with extraordinary powers.

The prefix 'sub-' means 'under' or 'below'. For example, 'submarine' means a vessel that goes under the sea.

The prefix 'auto-' means 'self'. For example, 'autopilot' means a system that operates by itself.

The prefix 'semi-' means 'half' or 'partly'. For example, 'semicircle' means half of a circle.