compulsory, obligatory

forcibly, compulsory

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

emergency, compulsory

obligatory, necessary; definitely, surely

necessary, required, obligatory; intransitive (verb - grammar)

necessary, binding, incumbent, obligatory (Arabic and religious/Islamic)

lambing time; right time, appropriate time; definite time, definite term; column, post; rumour, talk

specific; special, distinguishing, definite, isolated, recognized, diagnosed; diacritic

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

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