BT Šab 116b(2) : יומא חדא בעי לאחוכי ביה‏ : one day they wanted to make fun of him
See the entire entry for ḥwk vb. to laugh

BT Šab 116b(2) :שרגא דדהבא‏ :
See the entire entry for šrāḡ, šrāḡā n.m. lamp