This is the 6504th most frequent Russian word.
boxing
"Boxing" in Russian refers to the sport of fighting with fists, typically wearing gloves, according to set rules.
'Бокса' refers to the sport of boxing.
Я хожу на уроки бокса.
I attend boxing lessons.
'Бокс' is used as the subject, indicating the sport of boxing historically.
Бокс был популярен в нашем городе в прошлом веке.
Boxing was popular in our city last century.
While 'боксёр' means 'boxer', it directly connects to 'бокс', indicating someone practicing the sport.