Suffix: Able
Meading: able to (predictable = able to predict)
prefix: pre (before)
root: dict (say/said)
total word: able to say something before it happens.
Answer:
The suffix for the word "predictable" is able.
The meaning of the suffix "able" is having the capacity or power to do something.
Explanation:
A suffix is a group of words added to the end of a word to give a new word. For example -able is added to the word "predict" to form a new word "predictable".