familiarity

A fundamental but not expert level of knowledge.

Refers to a deep or extensive knowledge of something.

Implies a very close and personal knowledge.

A natural, unforced friendly and informal manner.

A friendly and informal manner that puts people at ease.

A slight or casual acquaintance with a subject.

Indicates an absence of knowledge or understanding.

To possess a certain level of knowledge or awareness of something.

To get more knowledge or understanding, often through experience.

To learn or develop knowledge, often through study or a formal process.

To need a certain level of knowledge as a prerequisite.

To suppose that someone already has knowledge about a subject.

Used to specify the subject of one's knowledge.