Adding the suffix “-ly” to the word “proper” changes the part of speech from a noun to an

Answer 1

Adding the suffix “-ly” to the word “proper” changes the part of speech from an adjective to an adverb. “Proper” is an adjective that describes something as being correct or appropriate, and when “-ly” is added to form “properly,” it becomes an adverb that describes the manner in which something is done.