(phrase) to trust in
rely on
(noun) a single person
individual
(noun) someone who offers to do something for free
volunteer
(verb) to experience something
encounter
(noun) a scientific test
experiment
(noun) ways of communicating information or news to people
media
(noun) an idea of how something is, or how it should be done
concept
(noun) a typical or common amount of something
average
(noun) someone who finds out information
researcher
(noun) the usual way of doing something
norm