hairsplitting russian

• крохобо́рство

  penny-pinching, pettiness about money, niggardliness

  hairsplitting, narrow pedantry, fussing over trifles

• у́мствование

  idle theorizing, philosophizing, sophistry, hairsplitting

  pondering, musing, brooding

• начётничество

  dogmatism, bookish pedantry, rote book-learning

  scholasticism, sterile hairsplitting