thy
Webster 1828
THY, adjective [contracted from thine, or from some other derivative of thou. It is probable that the pronoun was originally thig, thug or thuk, and the adjective thigen. See Thou.]THY is the adjective of thou, or a pronominal adjective, signifying of thee, or belonging to thee, like tuus in Latin. It is used in the solemn and grave style.These are thy works, parent of good.THYine wood, a precious wood, mentioned Revelation 18:10