Why are prefixes important in Scrabble?

Prefixes let you extend existing words on the board by adding letters to the front. Playing UN- before DONE creates UNDONE, and RE- before PLAY creates REPLAY. This technique is called front-hooking and is essential for competitive play.

What are the most useful Scrabble prefixes to memorise?

The top prefixes by frequency are RE- (thousands of valid words), UN- (hundreds), PRE-, DIS-, OVER-, OUT-, MIS-, and INTER-. Learning just these eight prefixes unlocks thousands of valid plays.

Can you add a prefix to any word in Scrabble?

No — the resulting word must be in the official dictionary. UNCAT and REDOG are not valid. Always verify with a word checker. Our guides list only confirmed valid prefix words from SOWPODS and TWL dictionaries.

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Prefix Guides

57 guides covering Scrabble words by their prefix or starting letters. From single-letter starts (A-Z) to powerful multi-letter prefixes (UN-, RE-, PRE-, DIS-) — extend existing board words for big scores.

Guides

A-Z Letters

Multi-Letter Prefixes

Words Starting with A–Z

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Multi-Letter Prefixes

ANTI- BACK- CO- DE- DIS- DIS- (extended) EX- INTER- INTER- (extended) MIS- MIS- (extended) NON- OUT- OVER- OVER- (extended) POST- PRE- PRE- (extended) QU- RE- RE- (extended) SEMI- SUB- SUB- (extended) SUPER- TRANS- TRANS- (extended) UN- UN- (extended) UNDER- UNDER- (extended)

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