How do you say blessed in Swahili?

The infinitive is kubariki. (The name of the President of the United States, Barack, or baraka in Swahili, is a noun from the same root, meaning blessing). Mungu ibariki Afrika: God bless Africa, is the first line of Tanzania's national anthem, which is the same as South Africa's (Ngosi sikelele Afrika).

The passive infinitive is kubarikiwa. So nimebarikiwa (I have been blessed) amebarikiwa (he or she has been blessed), tumebarikiwa (we have been blessed), wamebariiwa (they have been blessed), umebarikiwa(you sing. have been blessed), mmebarikiwa (you pl. have been blessed), mtu mbarikiwa.(a blessed person).