she vs themselves

she

• A person whose gender is unknown or irrelevant (used in a work, along with or in place of he, as an indefinite pronoun). 

• The female (typically) person or animal previously mentioned or implied. 

• A ship or boat. 

• Synonym of her 

• A female. 

themselves

• The reflexive case of they, the third-person singular personal pronoun. The single person previously mentioned, as the object of a verb or following a preposition (also used for emphasis). 

• The reflexive case of they, the third-person plural personal pronoun. The group of people, animals, or objects previously mentioned, as the object of a verb or following a preposition (also used for emphasis).