θύμος · thymos — LSJ
warty excrescence
warty excrescence, Hp. Alim. 17, Dsc. 2.28, Paul.Aeg. 6.71; esp. in the anal or genital regions, Gal. 7.731.
II the thymus gland in the neck or breast
the thymus gland in the neck or breast of young animals, Ruf. Onom. 168, Gal. UP 6.4.