Yourself vs. Thyself

Yourselfpronoun

(reflexive pronoun) Your own self (singular).

Yourselfpronoun

You (singular); used emphatically, especially to indicate exclusiveness of the referent's participation in the predicate, i.e., that no one else is involved.

Yourselfpronoun

An emphasized or reflexive form of the pronoun of the second person; - used as a subject commonly with you; as, you yourself shall see it; also, alone in the predicate, either in the nominative or objective case; as, you have injured yourself.

Yourselfpronoun

used to refer to the person being addressed as the object of a verb or preposition when they are also the subject of the clause

Yourselfpronoun

you personally (used to emphasize the person being addressed)

Thyselfpronoun

yourself as the object of a verb or preposition or as an intensifier; reflexive case of thou

Thyselfpronoun

An emphasized form of the personal pronoun of the second person; - used as a subject commonly with thou; as, thou thyself shalt go; that is, thou shalt go, and no other. It is sometimes used, especially in the predicate, without thou, and in the nominative as well as in the objective case.