matter

A vaguely specified concern.

“several matters to attend to”

Some situation or event that is thought about.

“it is a matter for the police”

A problem.

“is anything the matter?”

That which has mass and occupies space.

“physicists study both the nature of matter and the forces which govern it”

(used with negation) having consequence.

“they were friends and it was no matter who won the games”

Written works (especially in books or magazines).

“he always took some reading matter with him on the plane”

Have weight; have import, carry weight.

“It does not matter much”