praznováti (slaviti) to celebrate; to solemnize; to keep (ali to observe) a holiday
praznováti rojstni dan (obletnico, god) to celebrate one's birthday (an anniversary, a name day); (ne delati) to stop work, not to work
slavíti to glorify, to celebrate, to extol; to praise
svečano slavíti to solemnize; (praznovati) to keep a holiday, to fête a person
slavíti obletnico to observe an anniversary (god someone's name day, rojstni dan someone's birthday)