Mushrooms feed on decaying matter.
All living organisms are made up of matter, which is anything that has mass and occupies space.
If I miss mass does it matter
"i am very wealthy!" that could be your sentence. (you do not have to be wealthy to make this sentence up because it really doesnt matter if you are or arent wealthy)
That would be an ecumenical matter.
The new policy implemented by the company was controversial among employees and sparked heated debates during the meeting.
"What the matter" cannot be used in any sentence. "What is the matter?" can be a question.
The more matter an object contains, the greater its mass
I want to go out for a walk; however, it's raining outside.
Even today, the importance of the Anaconda Plan is a matter of debate.
No matter how vigorously Lady MacBeth washed her hands, she could not remove the spot.
No matter how spoony you may be for that (insert large inanimate object here), you can never make babies with it.
The information provided herein should serve to elucidate the details on the matter. The former sentence uses the word to illustrate its meaning, which is to make something clear.
"I love cats, and as-a-matter-of-fact they love me too!" is a sentence with those words.