Meaning of -ABLE in English

-ABLE

■ suffix forming adjectives meaning:

1》 able to be: calculable.

2》 subject to; relevant to: taxable.

3》 having the quality to: suitable.

Derivatives

-ably suffix .

Origin

from Fr. ~ or L. -abilis .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.