Printable Suffixes Worksheet | Grade 1-2 ELA

This suffixes worksheet helps first and second-grade students master the relationship between base words and common inflectional endings. By identifying how suffixes like -s, -ed, and -ing modify a word, learners build the structural analysis skills necessary for fluent reading and accurate spelling across academic texts.

At a Glance

• Grade: Grade 1 · Subject: English Language Arts (ELA)
• Standard: CCSS.ELA-LITERACY.L.1.4.B — Use frequently occurring affixes as a clue to the meaning of a word
• Skill Focus: Base Word and Suffix Identification
• Format: 2 pages · 15 problems · Answer key included · PDF
• Best For: Literacy centers and independent vocabulary practice
• Time: 15–20 minutes

What's Inside

This two-page PDF includes a structured practice set for early elementary vocabulary development. The first page features twelve word boxes where students analyze roots and endings. The second page provides a quick check assessment with three fill-in-the-blank sentences to verify understanding. A complete answer key is provided for immediate feedback.

Skill Progression

• Guided practice: The worksheet establishes the mental model for word parts with clear definitions and simple visual cues.
• Supported practice: Students analyze 12 high-frequency words, separating the base and suffix into designated writing lines.
• Independent practice: The final check asks students to apply knowledge to complete full sentences without visual scaffolds.

This sequence follows the gradual-release model of instruction to ensure student mastery.

Standards Alignment

The focus is CCSS.ELA-LITERACY.L.1.4.B, requiring students to use affixes as clues to meaning. By breaking down inflected words, students develop the decoding strategies emphasized in foundational reading standards. Both standard codes can be copied directly into lesson plans or IEP goals.

How to Use It

Use this resource between direct instruction and independent reading. During small groups, have students "hunt" for the suffixes before writing to ensure they recognize base word changes. Expect students to complete both pages in 20 minutes as a formative assessment of their morphological awareness.

Who It's For

This resource is ideal for Grade 1 and Grade 2 students transitioning to words with inflectional endings. It provides differentiation for English Language Learners who need practice with English tense markers and plurals. Pair this with a suffixes anchor chart for a complete literacy unit.

Understanding word morphology is a critical predictor of later reading comprehension and vocabulary growth. Research by Fisher & Frey (2014) highlights the importance of explicit instruction in word parts, noting that students who can decompose words into base forms and suffixes are significantly more successful at decoding unfamiliar academic language. This worksheet targets the CCSS.ELA-LITERACY.L.1.4.B standard by requiring students to isolate frequently occurring affixes like -ing, -ed, and -s. By engaging in 15 targeted identification tasks, learners move beyond rote memorization toward a functional understanding of how suffixes change a word's meaning or grammatical function. This structural analysis approach is essential for bridging the gap between phonetic decoding and fluent reading. The included quick check assessment ensures that students can transfer these isolated skills into sentence-level comprehension, providing teachers with clear evidence of student mastery for progress monitoring and IEP documentation.