Let’s go through each sentence one by one and find the word that has a suffix.
A
suffix is a group of letters added to the end of a word to change its meaning or make it a different kind of word (like turning a verb into an adjective, or a noun into an adverb).
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Sentence 1:
*Do you think the flu shot will be painless?*
→ “Painless” = “pain” + “-less” → suffix is
-less
✔ Word with suffix:
painless
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Sentence 2:
*Alexander Graham Bell was a famous inventor.*
→ “Inventor” = “invent” + “-or” → suffix is
-or
✔ Word with suffix:
inventor
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Sentence 3:
*Would you like to be a scientist when you grow up?*
→ “Scientist” = “science” + “-ist” → suffix is
-ist
✔ Word with suffix:
scientist
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Sentence 4:
*The dinner was tasteless. I must have forgotten an ingredient.*
→ “Tasteless” = “taste” + “-less” → suffix is
-less
✔ Word with suffix:
tasteless
*(Note: “ingredient” does not have a common suffix — it’s just a root word here.)*
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Sentence 5:
*Don't forget to wear sunblock. The sun can be harmful.*
→ “Harmful” = “harm” + “-ful” → suffix is
-ful
✔ Word with suffix:
harmful
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Sentence 6:
*My mom was very thankful that we made her a birthday cake.*
→ “Thankful” = “thank” + “-ful” → suffix is
-ful
✔ Word with suffix:
thankful
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Sentence 7:
*My grandpa is the funniest person I know.*
→ “Funniest” = “funny” + “-est” → suffix is
-est (used for superlatives)
✔ Word with suffix:
funniest
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Sentence 8:
*If you want a good grade, you have to study harder.*
→ “Harder” = “hard” + “-er” → suffix is
-er (used for comparatives)
✔ Word with suffix:
harder
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Final Answer:
1. painless
2. inventor
3. scientist
4. tasteless
5. harmful
6. thankful
7. funniest
8. harder
Parent Tip: Review the logic above to help your child master the concept of free suffix worksheet.
