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Dictionary-enhanced word family

Word Forms of “Unable”

Not able to do something; lacking the capacity or possibility.

Word Family of Unable

What is the noun of unable? — inability

inability

What is the adjective of unable? — unable

unable

How to Use Each Word Form in a Sentence

  • I am unable to attend the meeting tomorrow. A1
  • The child was unable to reach the top shelf. A2
  • Despite numerous attempts, the team remained unable to solve the complex equation. B1

Word Form Patterns for Unable

-ity

Adds **-ity** to form an abstract noun about a quality or state. Example: unable → inability.

Origin and Word Formation of Unable

Prefix 'un-' (not) + 'able' (capable), from Latin 'habilis' (suitable).

Frequently Asked Questions About Word Forms of Unable

What are the word forms of “unable”?

The confirmed forms are shown in the word family cards above. Missing parts of speech are hidden instead of filled with placeholder text.

What part of speech is “unable”?

“unable” is primarily a adj. Some forms above show how the same root works as other parts of speech.

Where does “unable” come from?

Prefix 'un-' (not) + 'able' (capable), from Latin 'habilis' (suitable).

Explore “Unable” in Other Tools