An exclamation used to express pleasant or unpleasant mild surprise, indignation, or impatience.
For which cause, reason, or purpose.
The cause, reason, or purpose for which.
Introducing a noun or other phrase.
Introducing a verb phrase (bare infinitive clause).
Introducing a complete question.
With a negative, used rhetorically to make a suggestion.
Reason.
Expression used to imply meaning, rather than say it, such as when a person is embarrassed.
Used other than figuratively or idiomatically: see you, know.
Expression signifying a pause or hesitation.
Used as a rhetorical question to confirm agreement, knowing or understanding at the end of a statement.
Used to introduce information.