Meaning & use
ible suffix
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Meaning
suffix
Added to a word root to make an adjective meaning able to be treated in a certain way or capable of something.
Grammar: Attaches to a root, often of Latin origin: vis- becomes visible, aud- becomes audible.
Patterns
- root + -ible
Visible means able to be seen, and edible means able to be eaten.
The suffix -ible turns the root aud- into audible.
Flexible comes from a root meaning to bend plus the suffix -ible.
Common combinations
- visible
- The mountain was visible from the window.
- edible
- Those berries are edible, but they taste bitter.
- flexible
- My schedule is flexible this week.
- possible
- Is it possible to reschedule the meeting?
- incredible
- The view from the top was incredible.
Synonyms and how they differ
- -able
- -able has the same meaning but is much more common and can be added to new English words, such as streamable, while -ible cannot.
Word family
Commonly confused: ible suffix or -able?
ible suffix vs -able
Both mean capable of being, but -able is the productive suffix for new words, while -ible appears mostly in older words from Latin and must be memorized.
Practice
Which word is spelled correctly?
Choose one answer.
Incredible takes -ible. The other spellings do not follow the standard form of this suffix.
Make it your own
Write a sentence using “ible suffix”, then check it and compare it with the examples above.