As nouns the difference between jurisprudence and sawm

is that jurisprudence is (legal) the philosophy, science, and study of law and decisions based on the interpretation thereof while sawm is (islam) fasting, abstention, abstinence; the third of the five pillars of islam (during the month of ramadan, muslims abstain from food, drink, gambling, and all sensuous pleasures from sunrise to sunset sawm is regulated by islamic jurisprudence contrary to popular non-islamic belief, its observance by muslims is not confined to the islamic holy month of ramadan).