obvious; clearly visible or audible; easy to understand

a sensible or perceptive person who understands things clearly; someone who is reasonable

To figure out how to do something or to get to the bottom of a situation.

to pretend not to know something even though one understands it perfectly; to feign ignorance

to feign confusion or ignorance about something one actually understands perfectly; to play dumb

To know or perceive something with absolute clarity; to have deep insight into a matter.

to be unclear about something or fail to comprehend its meaning

To understand or be aware of something in one's heart, often while keeping that understanding to oneself.

to not understand something but still feel that it is very impressive or great; often used in internet contexts when someone encounters something sophisticated beyond their comprehension

to understand what is heard; to follow what someone is saying