Prefixes {Review}

The video tutorial explains prefixes, which are letters added to the start of words to alter their meanings. It covers common prefixes like UN, DIS, IM, IN, NON, MIS, SUB, UNDER, ANTI, BI, and TRI, explaining how they change word meanings to indicate negation, wrongness, position, opposition, or numbers. The tutorial aims to enhance understanding of word formation and meaning.

What does the prefix 'un' typically mean when added to a word?

• Not

• After

• Again

• Before

Which prefix would you add to 'build' to indicate doing it again?

• Un

• Dis

• Re

• Mis

What does the prefix 'non' signify when added to a word?

• Before

• Not

• Again

• After

Which prefix means 'under' and is used in words like 'submarine'?

• Anti

• Bi

• Tri

• Sub

What does the prefix 'tri' indicate in terms of quantity?

• One

• Two

• Three

• Four