The word "Which" is a pronoun. However, depending on how it is used it in a sentence the word can vary between being an interrogative pronoun or a relative pronoun.
What is has's part of speech? means What is the part of speech of 'has'?The answer is that it is a verb: 'has' is the third person singular present tense of the verb 'to have'.
A conjunction.
The word tell is a verb. It means to narrate something such as a tale.
The word how is an adverb. It means to what degree.
Ferry is a noun.
Noun.
The word into is a preposition. It means to go inside of.
"Obvious" can function as an adjective.
Sashay is a verb. It means to walk in an exaggerated, showy manner, often with hip swaying.
The word young is an adjective. It means in the early part of life.
The word into is a preposition. It means to go inside of.
It is an adjective, as you can see variety means big.