| A | B |
| Water Closet | water flushing plumbing fixture |
| Threshold | beveled member directly under a door |
| sill | horizontal member placed at the bottom walls |
| sheathing | covering material placed over walls, floors, and roofs |
| patio | ground level exterior entertaining area made of concrete, stone, brick |
| porch | covered entrance to a structure |
| muntins | divids the glass into smaller panes |
| mullions | vertical and horizontal members between window and door units |
| modular | building parts that have been preassembled in a plant |
| masonry | stone, brick, concrete, hollow tile, block, bonded with mortar |
| lavatory | fixture that is designed for washing hands and face |
| compartmentalized | indicates a water closet partitioned off |
| egress | term used to describe access |
| header | horizontal structural member to support over openings |
| laundry | room designed for washing, drying, folding, or ironing clothes |
| casing | decorative trim that covers between jamb and rough opening |
| bidet | low bowl shaped fixture with running for personal hygiene |
| apron | the inside trim board below a window sill |
| alcove | small room adjoining a larger room |
| breezeway | covered walkway with open sides |