The word 'competitors' is correct and usable in written English.
You can use it to refer to a group of people or companies who are competing with one another in a particular area or activity. For example, "Each of the competitors in the race worked hard to be the quickest."
Starbucks and McDonald's are said to be a cut above their competitors in fast food and quick-serve restaurants.
"We continue to train people for our competitors.
At $75 a year, Amazon is the cheapest of the lot (that's only $6.25 a month, but you have to buy the full year) but it offers something none of its competitors can: free two-day shipping for all Amazon products right to your door, so your books, dog food and that cheap pair of shoes you just had to buy won't cost you a dime for their transit.
It's gaining followers with such speed that competitors are already racing to destroy it.
Before each solve, puzzles are scrambled according to a computer program, to ensure that all competitors begin from the same positions.
If you see this in person, it's, like, 'How the fuck do you do that?'" The World Cube Association, the governing body of speedsolving, speedcubing or cubing, as it is variously known, requires competitors to attempt five solves, the best and worst of which are eliminated, and the other three times are averaged to make sure that nothing is decided by chance.
He gives his competitors a little look as he goes over the line too, the cheeky so-and-so.
It was clear, too, that they would need the kind of government support available to their competitors in countries such as Germany.
"You get so much support – from other competitors, from the crew, the medics, the volunteers – I've never experienced that before and it just gives you spirit.
Watching fellow competitors stagger around camp like zombies in the mornings – tired, sore and nursing crocked knees, blistered feet or chafing in unmentionable places – was comic at times.
He showed why he's one of the biggest competitors and fighters on the Tour.
