Suffixes and Root Words Printable Worksheet | Grade 1

This Grade 1 phonics worksheet helps students master inflectional endings by matching suffixes to root words. Students identify correct word endings to build vocabulary, spelling, and decoding skills. This resource provides immediate, targeted practice to reinforce reading foundational standards.

At a Glance

• Grade: 1 · Subject: ELA
• Standard: CCSS.ELA-LITERACY.L.1.4.B — Use frequently occurring affixes as a clue to word meaning
• Skill Focus: Suffixes and root words
• Format: 1 page · 5 problems · Answer key included · PDF
• Best For: Independent practice and phonics review
• Time: 10–15 minutes

What's Inside

This single-page PDF features a clear layout designed for young learners. It contains a dedicated Suffix Bank at the top containing common endings like "-ing", "-ed", and "-es". Below the bank, five numbered root words—spell, cook, seem, adopt, and hold—await their matching suffixes. The clean design minimizes visual distractions, making it ideal for early readers. A complete answer key is included to facilitate quick grading or student self-checking.

Zero-Prep Workflow

This resource offers a streamlined, zero-prep workflow for busy educators. First, print the single-page PDF in under 1 minute. Second, distribute the sheets to students, which takes less than 30 seconds. Third, review the completed answers as a whole group in under 5 minutes using the provided answer key. The total teacher preparation time is less than 2 minutes, making this worksheet an excellent option for emergency sub plans, morning work, or transition activities.

Standards Alignment

This worksheet aligns directly with the Common Core State Standard CCSS.ELA-LITERACY.L.1.4.B, which requires students to use frequently occurring affixes as a clue to the meaning of a word. Additionally, it supports CCSS.ELA-LITERACY.RF.1.3.F by helping students read words with inflectional endings. Both standard codes can be copied directly into lesson plans, IEP goals, or district curriculum mapping tools.

How to Use It

Use this worksheet during the independent practice portion of a phonics lesson after direct instruction on suffixes. Alternatively, assign it as a quick formative assessment exit ticket to gauge student understanding of inflectional endings. Teachers can observe whether students correctly pair the plural or tense endings with the appropriate root words. Expect students to complete the 5 tasks within 10 to 15 minutes.

Who It's For

This resource is designed for Grade 1 students learning basic morphology, but it also serves as a valuable intervention tool for Grade 2 and Grade 3 students who need remedial phonics support. It pairs naturally with decodable readers or anchor charts that highlight inflectional endings.

According to the Fisher & Frey (2014) framework for gradual release of responsibility, structured independent practice with morphological elements like suffixes is critical for developing reading automaticity. This worksheet targets CCSS.ELA-LITERACY.L.1.4.B by isolating 5 specific root words and requiring students to apply suffix rules. Research from EdReports (2024) emphasizes that systematic phonics instruction, paired with immediate application tasks, significantly improves word recognition and spelling outcomes in early childhood education. By focusing on high-frequency suffixes such as "-ing", "-ed", and "-es", this resource helps students bridge the gap between isolated phonics rules and contextual reading. The structured format allows teachers to quickly identify students who struggle with word structure, ensuring timely intervention. This evidence-based design ensures that students build a strong foundation in morphological awareness, which directly correlates with later reading comprehension success.