The words adhi and pari are karma-pravacanīya when used as mere expletives.,
As कुतोऽभ्यागच्छति whence has he come? Or कुतः पर्या गच्छति. These words though mere surplusages, have been called karmapravachaniya so that they may not get the designation of upasarga or gati and thus produce results peculiar to those words.,