Clash

Of imitative origin.

Full definition of clash

(plural clashes)

(onomatopoeia) A loud sound.I heard a clash from the kitchen, and rushed in to find the cat had knocked over some pots and pans.
(military) A skirmish, a hostile encounter.
(sports) a match; a game between two sides.

2011, Tom Fordyce, Rugby World Cup 2011: England 12-19 France http://news.bbc.co.uk/sport1/hi/rugby_union/15210221.stmBut they ran out of time and inspiration as Les Bleus set up a deserved semi-final clash with Wales.

An angry argument
Opposition; contradiction; such as between differing or contending interests, views, purposes etc.a clash of beliefsa personality clash
A combination of garments that do not look good together, especially because of conflicting colours.She was wearing a horrible clash of red and orange.
(hurling) An instance of restarting the game after a "dead ball", where it is dropped between two opposing players, who can fight for possession.

to make a loud clashThe plates clashed to the floor.
to come into violent conflictFans from opposing teams clashed on the streets after the game.
(intransitive) to argue angrilyMy parents often clashed about minor things, such as the cleaning or shopping rota.
(intransitive, of clothes) to not look good together.You can't wear that shirt, as it clashes with your trousers.She looked so trashy, her lipstick and jewellery all clashed.
(intransitive, of events) to coincide, to happen at the same time, thereby rendering it impossible to attend all.I can't come to your wedding as it clashes with a friend's funeral.
(intransitive, in games or sports) to face each other in an important game.

2008, June 27, , Jones confirms Calzaghe showdown, The veteran American legend claims he and Welsh two-weight world champion Calzaghe will clash on 20 September, probably at The MGM Grand in Las Vegas.