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Grade 7/ English/ Travel
Poem · NCERT Poorvi

Prefixes &
Suffixes

A small word part added to the front or end of a word can change its whole meaning. Tap the prefixes and suffixes below to see how they work — then read the poem "Travel" in your NCERT Poorvi reader.

📖 3 topics⏱ ~20 min📝 12-question quiz
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Play with it

Explore prefixes & suffixes

A prefix goes at the front of a word and a suffix goes at the end. Tap an affix to reveal what it means and some example words.

Explore · Affix explorertap an affix

Learn

The three big ideas

A prefix is a word part added at the front of a word to change its meaning. The root word stays the same:

  • un- (not) → unhappy, unkind, unfair
  • re- (again) → redo, return, rewrite
  • dis- (not / opposite) → disagree, dishonest, disappear

Add un- to happy and you get the opposite, unhappy. Tap the prefixes in the explorer above to collect more.

A suffix is a word part added at the end of a word:

  • -ful (full of) → helpful, joyful, careful
  • -less (without) → careless, fearless, homeless
  • -ly (usually makes an adverb) → quickly, slowly, happily

A suffix often changes how a word is used — for example, -ly turns an adjective into an adverb: quickquickly.

You can build a whole family of words from one root word by adding affixes — sometimes a prefix and a suffix on the same root:

  • carecarefulcarefully
  • happyunhappyunhappily

Worked example. What is un + happy?

Add the prefix un- (not) to the front of the root word happy: un + happy = unhappy — meaning not happy.

Common mistake: a prefix goes at the front and a suffix goes at the end — don't swap them. "fulhelp" or "lyquick" are wrong; the affix must sit on the correct side of the root word.

Where you'll meet it

Why prefixes & suffixes matter

Growing your vocabulary

One root word plus a few affixes makes a whole family of words. Learn that -ful means "full of" and you can read and use helpful, joyful, careful, colourful and dozens more — your vocabulary grows fast.

Guessing a new word's meaning

Meet a word you've never seen? Break it into parts. un + break + able = unbreakable — "not able to be broken". Knowing affixes lets you work out new words without a dictionary.

Check yourself

Competency quiz

Modelled on the competency-based pattern — identifying and applying prefixes and suffixes, an assertion–reason and a case study — testing whether you can use the ideas, not just recall them.

Score 0/12

Interactive built to the OpenMAIC approach (THU-MAIC, MIT). The example words are original practice content; the poem Travel is in the NCERT Class 7 English reader, Poorvi (ncert.nic.in).

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