Fourth pillar of Islam-sawn-ramadan-month of fasting,daylight hours only. no smoking, eating, drinking etc. sexual privileges suspended full month.

Fifth pillar of Islam-zakit pilgrimage to Mecca. once per lifetime. must try at least. this pillar is for funds pending.

all 5 of the pillars have been found in pre-islamic religions.

fatwa-religious death sentence or sanctioned murder order given by a cleric or high ranking religious official. given to salman rushty for writing about the satanic verses.

Shariah-islamic law based on inturpritation of the qu'ran (similar to Hebrew talmud)