from The American Heritage® Dictionary of the English Language, 4th Edition

  • suffix Susceptible, capable, or worthy of a specified action: debatable.
  • suffix Inclined or given to a specified state or action: changeable.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • suffix An adjectival suffix; forms adjectives meaning:

from the GNU version of the Collaborative International Dictionary of English

  • An adjective suffix now usually in a passive sense; able to be; fit to be; expressing capacity or worthiness in a passive sense


Middle English, from Old French, from Latin -ābilis, -ibilis : -ā- and -i-, thematic vowels + -bilis, adj. suff.
(American Heritage® Dictionary of the English Language, Fourth Edition)


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