a friend you prefer over all others
best friend
a vast number
myriad
when people are close and share a great deal
be as thick as thieves
relevant to a particular situation
applicable to
someone you are on a team with
teammate
complain about something
grumble
to know somebody just enough to be able to greet them
be on nodding terms with somebody
become disappointed about something you used to like, believe in or trust
disillusioned with
someone you go to school with
classmate
a scientist who studies human behavior
anthropologist
to have the same ideas and opinions about something
be on the same wavelength
enjoying an activity so much you want to do it all the time
hooked on
feasible, usable
viable
someone you know, but who you aren't very close to
acquaintance
people who are similar to one another become friends
birds of a feather flock together
careful with something or someone because you do not trust it or them
wary of
very tiny
miniscule
a large empty space
void
during both good and difficult times
through thick and thin
having trouble caused by something
burdened by