PTHag 77.b:13[2] :אומנותיה דהן בנאי‏ : this one's profession is builder
See the entire entry for bannāy, bannāyā n.m. architect, builder

PTHag 77.b:13[2] :אומנותיה דהן נגר‏ : that one's profession is carpenter
See the entire entry for naggār, naggārā n.m. carpenter