Another is a determiner.
Elsewhere is an adverb.
The word mate can be a noun and a verb. The noun form is another term for "friend". The verb form refers to coming together as a pair to raise offspring.
The word otherwise is an adverb. It means to do something in a manner that is different.
A Part-to-part ratio
The two words are not the same part of speech. But they are similar in meaning.The term multiplying means "greatly or rapidly increasing" (e.g. population, problems). So increasing could be used generally as an unspecific synonym.
gerund
"Hallooh" is not a recognized English word, so it does not have an official part of speech. It may be a misspelling or variation of another word.
Loiter is a verb.
Yes, "Another" should be capitalized in a title as it is a part of speech known as a pronoun.
it is a determiner, or another word for it would be an article.
The word good is an adjective. It is another word for pleasant or enjoyable.
The word both is a determiner. Both refers to one and another.
The word moreover is an adverb. It is another word for furthermore.
Migrate is a verb. It means to move from one location to another.
The word occupation is a noun. An occupation is another term for a job.
The word imperative is an adjective. It is another word for essential.
The word sleuth is a noun. It is another word for a detective.