Collocation Dictionary

Try "happy" or "love"

Common collocations with matter in American Collocation

matter noun

US/ˈmætər/

serious or urgent/not serious or urgent

important
minor
pressing
routine
serious
trivial
urgent

Obviously, if the matter is urgent, it will be attended to as soon as possible.

Whilst the image conjured up may be amusing, on reflection it’s hardly a laughing matter.

easy/difficult

complex
complicated
contentious
easy
no easy
no simple
simple
straightforward

How best to tackle this is no simple matter.