"These words are interchangeable as conjunctions. Some people think although is more formal or more emphatic. Though also works as an adverb meaning 'however' at the end of a sentence: She promised to do her homework, though. Though also is used in the idioms as though and even though."
While.
Thanks! Nice resource, too; I'll have to bookmark that.
http://home.comcast.net/~garbl/stylemanual/a.htm
"These words are interchangeable as conjunctions. Some people think although is more formal or more emphatic. Though also works as an adverb meaning 'however' at the end of a sentence: She promised to do her homework, though. Though also is used in the idioms as though and even though."
So what are the rules regarding the use of "although" vs. "though"?