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.
Play with it
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.
Learn
A prefix is a word part added at the front of a word to change its meaning. The root word stays the same:
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:
A suffix often changes how a word is used — for example, -ly turns an adjective into an adverb: quick → quickly.
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:
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.
Where you'll meet it
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.
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
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.
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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