on edge
anxious
two-faced
a hypocrite / saying one thing and meaning another
sour grapes
pretend to despise something because it is unattainable
one's true colours
as one really is
be excited and happy
sour grapes
pretend to despise something because it is unattainable
start from scratch
start at the beginning with no help or advantage
spill the beans
reveal the truth or a secret
save it for a rainy day
save it for a time of need
under a cloud
under suspicion, with something amiss
rain cats and dogs
rain heavily
throw in the towel
admit defeat / give up
pour oil on the fire
make a bad situation worse
the black sheep of the family
the one who brings disgrace to his family
on cloud nine
in love
a weak spot / a vulnerable area
the Achilles heel
be honest or frank
put your cards on the table
a very rare occurrence
once in a blue moon
big undertakings take time to complete
Rome was not built in one day
try to stop a quarrel, calm a heated argument
pour oil on troubled waters
act when the opportunity arises
strike while the iron is hot
begin again / resolve to do better
turn over a new leaf
bureaucracy / form-filling
red tape
possible
on the cards
a solid, dependable, kind-hearted person
salt of the earth