BR 307:5(1) :והון עמיה עלין לאשונא‏ : they went into the sudatorium with him
See the entire entry for ˀšwn#2 n.m. sudatorium

BR 307:5(1) :דלא ישהי ותזער נפשיה‏ : so that he should not stay too long (in the tepidarium) and faint
See the entire entry for zˁr vb. to be(come) small