Idioms
An idiom is a group of words, or in other words, a phrase that has a meaning other than its literal meaning of the words in it.
Idiom:
under the circumstances
Meaning:
because of the circumstances
Example:
The girl was very sick and under the circumstances did not have to take the exam.
List of common idioms, their meanings and examples of their usage in sentences
The language peculiar to a people or to a district, community, or class