I think its not important you just need to know how to use them in a sentence and kno what they mean there's no point in learning why there called verbs or proper nouns you just need to know "How do I use this noun in a sentence and sound correct?" that's what I think.
A verb is a word that originates from the Latin term Verbum. It is a portion of a speech that is related to express excitement or move an object in motion. A verb must have particular tense i.e. Present , past or future. A verb is a pretty significant part of any sentence. There are two main purposes;
That a verb can perform: there are those verbs that place an object into action.
Other verbs allow more explanation on the very object.
