to take the plunge
to give up on something
to commit to a decision
to fall down
to make a choice
to put your feet up
to be clumsy
to relax
to be tired
to cry
to be on thin ice
to do something challenging
to not like something you have to do
to be in a risky situation
to love what you must do
to pull someone's leg
to make someone uncomfortable
to make someone happy
to get on with someone
to fool/joke someone
break a leg!
give up!
good luck!
well done!
have fun!
a piece of cake
very bad
very sweet
very easy
very good
to be left out in the cold
to be included
to be freezing
to be alone
to be excluded
beat around the bush
to have interest in something
to show disagreement about something
to avoid talking about something
to take a long time do something
to be on the ball
to be on the top
to be alert
to be interested
to be funny
to ring a bell
something feels different
something sounds familiar
something sounds unfamiliar
something feels difficult
as clear as mud
something confusing
something brown
something healthy
something obvious
to give the green light
to like something
to allow something
to hate something
to prohibit something
once in a blue moon
often
usually
never
rarely
to speak of the devil
to talk about a person you don't like
to have an uncomfortable conversation
to engage in a friendly conversation with a stranger
the person who you were talking about unexpectedly arrives
to be under the weather
to be sad
to be angry
to be scared
to be ill
to bite the bullet
to feel something is unpleasant
to make yourself do something difficult or unpleasant
to do something that makes someone else uncomfortable
to make yourself do something difficult or unpleasant
to cost an arm and a leg
something normal
something abnormal
something expensive
something cheap