Here are some idioms that mean "to notify someone"
Some common idioms about music used in everyday conversations include "to be in tune with," "to strike a chord," "to face the music," "to call the tune," and "to be music to someone's ears."
There are many idioms and phrases for 'on the back burner'. Some idioms and phrases for 'on the back burner' include 'pushing aside' and 'procrastinating'.
"Idioms for Being Afraid", "Idioms for Being Angry", "Idioms for Being Happy" are some examples of idioms found in the book "Found" by Margaret Peterson Haddix.
Some websites that have idioms written in them include The Free Dictionary, Cambridge Dictionary, and Phrases.com. These sites provide definitions and examples of idioms to help users understand their meanings and usage in context.
Here is a link to some idioms. You can pick the "non-common" ones for yourself -- some people have heard certain idioms a lot and others have not heard the same ones, so you'll need to decide that part.
savvy, brainy
You should avoid using idioms when communicating with non-native speakers, in formal writing, or when the context is serious or sensitive. Idioms can be confusing or easily misunderstood by someone unfamiliar with the language or cultural context.
The best place is to go on your search engine and type in "list idioms" You can also look at this question for some examples.
Some examples of idioms in "Divergent" include "jumping off the deep end," "barking up the wrong tree," and "walking on eggshells." These idioms are used to convey deeper meanings or emotions within the story.
Some idioms in "To Kill a Mockingbird" include "caught with your hand in the cookie jar," "kick the bucket," and "out of the woods." These idioms add depth and meaning to the dialogue and narrative in the book.
cry unclemonkey's uncle