By adding the suffix -able. The word is retractable.
Unforgettable
comfortable
The suffix of the word unavoidable is able. This is because the suffix of a word is the ending of that word.
-able
The suffix in respectable(respect-able) is able.
By adding the suffix -able. The word is retractable.
The suffix is -able.
Able is a suffix if atached to the end of the word, but is also a root meaning, capable of, worthy of.
The suffix of the word meaning "capable of being" is "-able."
The prefix in "unpalatable" is "un-" and the suffix is "-able".
The suffix -able is an adjective-forming suffix in English. It is used to form adjectives that mean "able to be" or "capable of." For example, "teachable" means "able to be taught" and "comfortable" means "capable of giving comfort."
Unforgettable
comfortable
The prefix of "unlawful" is "un-" meaning not, and the suffix is "-ful" meaning full of.
The prefix in "irreplaceable" is "ir-" and the suffix is "-able."
The suffix for rely is "-able," as in reliable.