(Latin: a suffix; expressing capacity, fitness to do that which can be handled or managed, suitable skills to accomplish something; capable of being done, something which can be finished, etc.)

A suffix that forms adjectives. The suffix -ible has related meanings; expressing ability, capacity, fitness; capable of, fit for, able to be done, can be done, inclined to, tending to, given to.

This list is only a small sample of the thousands of -able words that exist in English.

cognizable (KAHG ni zuh buhl, kahg NIGH zuh buh) (adjective), more cognizable, most cognizable
1. The capability of being aware of something or perceiving with the mind: The dates for the city events were all cognizable because they had been discussed and were publicized to take place in the spring.
2. Within a law court's jurisdiction of a particular court of law and therefore able to be tried by that court: The facts of the case of a cognizable malpractice was ordered by the judge to be determined by another legal trial.
colorable (adjective)
comfortable (adjective), more comfortable, most comfortable
1. Referring to being free from stress or anxiety; being at ease: Sharon gave her mother a comfortable chair so she could enjoy watching TV.
2. Relating to a situation that provides financial security: Tom had comfortable earnings for his family now and into the future.
commendable (adjective), more commendable, most commendable
A reference to someone who deserves praise or admiration: Susan did very commendable work while editing the online dictionary for her friend, putting in a lot of time, effort and knowledge.
commensurable (adjective)
committable (adjective)
communicable (adjective), more communicable, most communicable
Descriptive of that which can readily be passed between one location or person to another: "Measles is a very communicable disease; infected persons should stay away from other people."
companionable (adjective)
comparable (adjective), more comparable, most comparable
Capable of having features in common with something else in order to permit or to suggest a differences or similarities.
1. Having sorrow or consideration for the sufferings or troubles of another or others, accompanied by an urge to help; deep sympathy or pity.
2. Suffering together with another, participation in suffering; fellow-feeling, sympathy.
3. The feeling or emotion, when a person is moved by the suffering or distress of another, and by the desire to relieve.

Compassion is the sympathy with which some people remember the homeless because it costs nothing.

—Based on an Evan Esar quote.
compellable (adjective)
1. Able to capture and to hold a person's attention,
2. Capable of causing someone to believe or to agree with something: "He made a compellable argument."
3. That which makes someone feel that something must done.
compliable (adjective)
comportable (adjective), more comportable, most comportable
Characterized by behavior that is appropriate or appropriate for a situation: Kate’s comportable discretion during the funeral of her friend was respectful and appreciated.
computable (adjective), more computable, most computable
Relating to that which can be reasonably determined: Hank was able to calculate the computable odds of winning the football game.
concealable (adjective)
1. That which may be concealed, hidden, or kept close.
2. Capable of being hidden, withdrawn, or removeed from observation.
3. Able to cover or to keep from sight.
4. The ability to keep from being seen, found, observed, or discovered.