English has borrowed quite a few words from Arabic, some of them are quite common. Some of them might surprise you. Below are listed some of the more common English words from Arabic.

admiral
alcohol
algebra
almanac
apricot
artichoke
arsenal
caliber
calico
candy
check
chess
coffee
cork
cotton
crimson
garble
gazelle
genie
gerbil
ghoul
giraffe
harem
hazard
jar
lilac
lemon
lime
loofah
lute
mask
mattress
orange
sash
satin
scarlet
sequin
sherbet
shrub
sofa
spinach
sugar
syrup
zenith
zero

See:
http://www.zompist.com/arabic.html