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analyze
to study something carefully or to find out what something is made of
navigate
to sail or steer a course on or through something
deliver
to take or carry to a particular person or place
expedition
a journey or trip made for a specific purpose, or the people making that journey
research
the act of studying in order to learn facts
species
a group of plants or animals that have similar characteristics
substance
a certain kind of material
survey
the measurement of land to show its boundaries
befriend
to become a friend to someone
befriend
to become a friend to someone
mission
a special job or task
