The suffix -able forms adjectives that mean:
1 able to be: calculable.
2 due to be: payable.
3 subject to: taxable.
4 relevant to or in accordance with: fashionable.
5 having the quality to: suitable | comfortable.
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."
Most of the time it's a verb. There are some exceptions though. Sometimes it's a adjective. It just depends on the sentence.
capable, changeable
"-ward" is a suffix that can function as an adverb, indicating direction or tendency, such as in words like "backward" or "forward."
The suffix for speech is "-ology", such as in the term "speechology" which refers to the study or science of speech.
When you add the suffix -ous to the word "poison," it becomes an adjective - "poisonous."
The suffix -itis forms a noun, indicating inflammation or a medical condition.
Removing a suffix from a word may lead to change in pronunciation, spelling or part of speech. It depends on the specific suffix and the word from which it's removed.
A word with the -able suffix is usually an adjective.
The suffix affects a word's part of speech. For example, the word 'happy' is an adjective. When you change the suffix, it changes the part of speech. If you change 'happy' into 'happiness' it becomes a noun; when you change it into 'happily' it becomes an adverb.
youtube
It's a suffix.
The word "-ing" is a suffix. You will see this suffix on the end of gerunds.
A suffix changes a word's part of speech. For example, the word 'happy' is an adjective. But when you add a suffix, which is an ending, it can change the part of speech. Happily is an adverb. Happiness is a noun.
When the suffix -itis is added to a word, it typically forms a noun. For example, "dermatitis" is a noun meaning inflammation of the skin.
When the suffix "-ward" is added to a word, it typically creates an adverb indicating direction or movement. For example, "backward" or "toward."
"-ward" is a suffix that can function as an adverb, indicating direction or tendency, such as in words like "backward" or "forward."
the suffix, "-ture" means: state of it's part of speech is a (noun) "-ature" is not a suffix.
Suffixes cannot be parts of speech. Now the suffix emia is usually associated with words that are nounds take : leukemia : for example
determines its part of speech.