speciality

nouns

an asset of special worth or utility
"cooking is his forte"
forte, long suit, metier, speciality, specialty, strength, strong point, strong suit
is derived from
special
is derived from
special
a distinguishing trait
distinctiveness, peculiarity, speciality, specialness, specialty
the special line of work you have adopted as your career
"his specialization is gastroenterology"
specialisation, specialism, speciality, specialization, specialty