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Complete the word with the right diphthong: oi, oy, ou, ow

Free printable Grade 1 English worksheet for "Complete the word with the right diphthong: oi, oy, ou, ow" — practice diphthongs: oi, oy, ou, ow (reading foundations). No-prep, print or assign online.

Complete the word with the right diphthong: oi, oy, ou, ow — free printable Reading foundations English worksheetOpen in KiwiBee to download

This worksheet focuses on practicing the diphthongs oi, oy, ou, and ow to enhance early reading skills. Teachers can use it to reinforce phonics instruction and support students in recognizing common vowel combinations. It is ideal for Grade 1 learners working on reading foundations and phonemic decoding.

English & Reading
Phonics & Phonological Awareness
Grade 1
Worksheets
Ages 6–7
medium

Learning objectives

  • Identify and distinguish the diphthongs oi, oy, ou, and ow in words
  • Complete words by filling in the correct diphthong to form meaningful words
  • Develop phonemic awareness and decoding skills related to diphthongs

Answer Key

Answer key for Complete the word with the right diphthong: oi, oy, ou, ow — free printable English & Reading worksheet

How to use this worksheet

  1. Click “Download Worksheet” and sign in with Google or email to get the PDF instantly.
  2. Print at home or in class for Grade 1; it's no-prep, with no extra materials needed.
  3. Use the included answer key to mark it in seconds.

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