activity
architect
architecture
blueprint
building
built
business
computer
construction
contractor
design
designer
document
drafting
drawing
engineer
engineering
equipment
eraser
floor
home
house
ideas
improvement
instrument
lead
measurement
measuring
mechanical
office
painting
paper
pen
pencil
plan
planning
residential
rubber
ruler
scale
shape
sketch
sketching
structure
tapeline
tapemeasure
technology
tool
work
worker