Understanding Prefixes for Kids

Front

Prefix

Back

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

Front

Un-

Back

Means "not" or "opposite of" (e.g., unhappy).

Front

Re-

Back

Means "again" or "back" (e.g., redo).

Front

Pre-

Back

Means "before" (e.g., preview).

Front

Dis-

Back

Means "not" or "opposite of" (e.g., dislike).

Front

Mis-

Back

Means "wrongly" (e.g., misplace).

Front

Non-

Back

Means "not" (e.g., nonstick).

Front

Over-

Back

Means "too much" (e.g., overeat).

Front

Sub-

Back

Means "under" or "below" (e.g., submarine).

Front

Bi-

Back

Means "two" (e.g., bicycle).