Or these, if the situation is really informal:
EXPRESSIONS WITH HAVE
EXPRESSIONS WITH BE
Don't learn all of them. Pick and choose. Max 3 to start with. Once you feel confident using the first three you have chosen you can come back for more.
Cheesy, lousy and flimsy are used to describe something that is bad. Mind that cheesy and lousy are informal.
Cheesy = of bad quality or in bad taste
cheesy hotel music
Lousy = very bad
I had a lousy weekend.
I feel lousy - I'm going home.
Flimsy = very thin, or easily broken or destroyed:
You won't be warm enough in that flimsy dress.
We spent the night in a flimsy wooden hut.
The words lousy and flimsy we can use with excuse and argument.
When I asked him why he was late, he gave me some flimsy/lousy excuse about having car trouble.
Chuffed, gutted and livid are the adjectives that we can use to describe our feelings.
chuffed and gutted are pretty informal, British expressions.
Chuffed is a positive word, and gutted and livid are to describe negative emotions.
Meanings and examples
Chuffed = pleased or happy
I was really chuffed with his present.
Gutted = extremely disappointed and unhappy
He was gutted when she finished the relationship.
Livid = extremely angry
The rude letter from his mother-in-law made him livid.