comfortable
uncomfortable
expensive
inexpensive
discover
investigate
something
scientist who conducts research in biology
biologist
practical
impractical
high quality
low quality
do an
experiment
do
research
a person whose job is to design or build machines, engines, or electrical equipment, or things such as roads, railways, or bridges, using scientific principles
engineer
reliable
unreliable
useful
useless
develop
a product
make
a discovery
a person who invented a particular process or device
inventor
well made
badly made
easy to use
hard to use
create
an invention
invent
a product
a person who attempts to make a profit by starting a company or by operating alone in the business world, esp. when it involves taking risks
entrepreneur
wireless connection
wired connection
wearable
unwearable
come up
with a solution
design
a device
someone who studies a subject, especially in order to discover new information or reach a new understanding
researcher