No, the pronoun 'their' is a possessive adjective; a word that describes a noun as belonging to a noun antecedent. For example:
The Browns are my neighbors, that is their house.
The word anyone is not a noun at all. It's a singular idefinite pronoun.
Yes, the word 'others' is an indefinite pronoun; a word that takes the place of an unknown or unnamed number of people or things. Example:Most of them are finished but the others can wait until we have lunch. (The word 'most' is also functioning as an indefinite pronoun in this sentence.)
Bushel
'a' is an idefinite artice but we cannot make another word from it.
The pronoun 'them' is a personal pronoun, the third person plural pronoun.
subject pronoun
These are the eight types of pronouns: I, you, he, she, it, we you, and they
The word 'who' is a pronoun, an interrogative pronoun and a relative pronoun. The pronoun 'who' is the best pronoun for who. Examples:Who is your new math teacher? He is the one whotaught algebra last year.
No, the word "pronoun" is a noun, a word for a part of speech; a word for a thing.The pronoun that takes the place of the noun 'pronoun' is it.Example: A pronoun is a part of speech. It takes the place of a noun or another pronoun in a sentence.
Pronoun, more specifically the first person plural personal pronoun.
The pronoun 'its' is a possessive, singular, neuter pronoun.
pronoun