Adding Suffixes: -able, -ible

Rule for adding the suffix -able

usually base words end with -able

Rule for adding the suffix -ible

usually root words end with -ible

eligible

qualified for or worthy of being chosen

breakable

capable of being broken easily

agreeable

1. pleasing to the mind

2. willing to consent

3. able to be accepted

predictable

able to be known in advance

remarkable

something uncommon and extraordinary

profitable

1. a business or activity that makes money

2. something beneficial; producing good results

laughable

something that produces laughter or sometimes derision (ridicule)

punishable

illegal and subject to judicial punishment

adaptable

able to adjust to new conditions; cooperative

decipherable

able to be figured out; able to be read

preferable

more desirable or suitable compared to others

favorable

advantageous, a good outcome; beneficial

edible

an item of food that is fit to be eaten

dependable

able to be trusted to do or provide what is needed

plausible

able to be believed

feasible

possible to be done easily

terrible

extremely bad or disagreeable

possible

1. able to be done or able to happen

2. a score that is the highest that can be achieved

legible

clear writing that is easy to see and read

horrible

likely to cause shock

tangible

able to be touched, real, not imaginary, definite, not vague

compatible

able to be together without conflict; well suited together

gullible

easily persuaded to do something; easy to mislead or trick

invincible

too powerful to be defeated