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Crossword puzzle on prefixes and negative words like illegal, impossible, and irreversible.
Crossword Puzzle

Prefixes and Ambiguous Vowels Crossword

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About:

A 14-clue crossword focusing on negative prefixes and word structure for Grades 5–7. Clues feature words with un-, im-, ir-, and il- prefixes—from illegal and illogical to irreversible and impatient—plus vowel patterns in words like drawer and awesome. Use it to reinforce prefix lessons, vocabulary review, or as a grammar warm-up activity.

Subject:
English / Language Arts
Topic:
Grammar
Grade Level:
5th – 7th Grades
Updated February 2026

How to Use This Crossword Puzzle

Print this crossword for classroom use, homework packets, or sub plans. Click 'View Crossword' to modify clues, adjust difficulty, or add your own words before downloading as a PDF. An answer key is included with every download.

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