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Lesson 45


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spir
Latin root that means "breathe"
respiration
breathing
conspire
to "breathe together" and plan secretly with others to do something wrong
expire
to "breathe out", come to an end, or die
inspire
to "breathe into", to fill with a thought or feeling
perspiration
the act of sweating, as if breathing through the skin
spirit
a lively and good feeling that "breathes life" into a person or group of people
transpire
to "breathe across" from one event to another, to happen
aer
Greek root that means "air"
aerobics
exercise that gets you breathing a lot of "air"
aerate
to expose to and mix with air
aerial
having to do with the air
aerodynamic
having to do with the study of the forces exerted by air in motion on objects in flight
aeronautics
the science of aircraft ("airships") and air travel
aerosol
very fine particles of a solid or liquid suspended in air or another gas
aerospace
the Earth's atmosphere (where air is) and nearby outer space