idioms

    butterflies in your stomach  informal (a nervous feeling in your stomach) I get butterflies in my stomach every time I go on stage. When Daniel walked into his boss’s office, he had butterflies in his stomach.     envocabulary.com

    busy as a hibernating bear (not busy at all) He lounged in the shade all day, busy as a hibernating bear. I have no time. I’m very busy. – Yeah. You are as busy as a hibernating bear.     envocabulary.com

busy as a beaver (very busy, active, or hardworking) I’ve been busy as a beaver deciding on my new business. He is busy as a bee, trying to finish the work before it rains. Also, busy as a bee     envocabulary.com

  a wolf in sheep’s clothing (a person who appears good and harmless but is actually bad) Beware of her. She is actually a wolf in sheep’s clothing. I trusted him until I realized that he was a wolf in sheep’s clothing.     envocabulary.com

awkward as a cow on roller skates (very clumsy) When Sophia wears high heels, she is awkward as a cow on roller skates. I was as awkward as a cow on roller skates when I first began riding my bicycle.   envocabulary.com