Subordinate Conjunctions

after

although

as

because

before

if

once

since

though

unless

until

when

whenever

where

wherever

while

as if

as soon as

as though

even after

even if

even though

even when

for as much as

in order that

in order to

in that

rather than

so that

sooner than

--from A Writer's Resource, pp. 518-519