The word 'devotee' is correct and usable in written English.
It can be used to describe someone who is devoted to an activity or cause. For example: She was a lifelong devotee of classical music.
He has, he explains, been an Abba devotee since 1974, when he bought their single So Long for 10p in Woolworths.
My old friend, that veteran infrastructure devotee Lord Heseltine, is convinced that the chancellor is serious about this.
A neat dresser, fastidious diner and devotee of wine and champagne, Arthur bought a property near Grasse, in Provence, and visited it frequently, preferably when he could watch English football on the satellite dish with a link provided, he claimed, by "a man in a Leicester attic".
Yoga or meditation I'm a big yoga devotee.
These, the first of which began last night, will be a personal journey through horror by a long-time devotee (and a biographer of Hollywood's great horror director, James Whale).
A life-long devotee of clothes and dressing up, my height has always been a serious impediment to my hobby, like being an aspiring opera singer who's tone deaf.
Back home, Mr Ginsberg practised yoga and other forms of meditation, declaring them to be superior to drugs, and became a devotee of a guru who dressed his staff as English butlers.
He is probably the most successful long-term performer in the hedge-fund industry who has managed to stay out of the spotlight.Mr Klarman is a devotee of "value investing", a discipline forged by Benjamin Graham (see article) and popularised by Warren Buffett, which involves buying stocks at a discount to their intrinsic value.
But these days it is a former devotee of Mr Bolkestein's, Geert Wilders of the far-right Freedom Party, who runs a website for citizens to complain about Polish migrants.In both countries it is the low-skilled and poorly educated the supposed losers from globalisation who are most openly in revolt.
Lady Thatcher was a devotee of Mr Wiener's, and she led a crusade to revive the "entrepreneurial culture" which the liberal elite had allegedly trampled underfoot.
As a devotee of marathon races, James Wood, a wiry, 56 year-old former Supreme Court judge, was well suited to staying the distance with an inquiry that many in the police force hoped would fizzle out soon after it began in November 1994.Mr Wood chose as his chief weapon the power of public exposure--filmed evidence that revealed police officers allegedly taking bribes or dealing in drugs.
