fit, capable, worthy, proper; respectful, considerate; a member, resident, citizen, occupant (used as a prefix for Arabic religious words connecting people to certain things or belief systems)

without a doubt, undoubtedly, certain

stag, bull (of certain horned animals); leader of a herd

compulsory, obligatory; definite, certain

Hajj, the pilgrimage to Mecca (at the certain time of year)

definately, for sure, I'll bet, certainly

sure, steadfast, firm, loyal, devoted, constant

definitely, for sure, whether someone wants or not, willy-nilly (this last use more in Urdu)

sure, certainly, totally, surely, aware

compulsory, necessary, crucial, critical, certain, definite, sure