themself

/ðɛmˈsɛlf/

IPA: /DH EH0 M S EH1 L F/

pronoun
  1. 1

    The reflexive form 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).

    Anyone who wants a car like mine can buy one themself.

pronoun
  1. 1

    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).

    They are going to try climbing Mount Everest themselves.

  2. 2

    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).

    Everyone must do it themselves.

Source: https://en.wiktionary.org/wiki/themself, https://en.wiktionary.org/wiki/themselves