content - noun

everything that is included in a collection and that is held or included in something

what a communication that is about something is about

the proportion of a substance that is contained in a mixture or alloy etc.

the amount that can be contained

the sum or range of what has been perceived, discovered, or learned

the state of being contented with your situation in life

something (a person or object or scene) selected by an artist or photographer for graphic representation

content - verb

• satisfy in a limited way
• make content

content - adjective

• satisfied or showing satisfaction with things as they are

content - thesaurus

capacity   contented   contentedness   message   subject   substance