PTBB 17.d:11[2] :חמוי דברתיה דר׳ חגיי‏ : the father-in-law of the daughter of PN
See the entire entry for ḥam, ḥmā n.m. father-in-law

PTBB 17.d:11[2] :הוה ערבא בפורנה דברתיה דר׳ חגיי‏ : he was a guarantor for the ketubbah of PN's daughter
See the entire entry for ˁarrāḇ, ˁarrāḇā n.m. guarantor