Contrast Connectors

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However is a formal way of saying "but"

However is used at the beginning of a sentence

after a full stop or a semicolon and it takes a comma after it

Although means "in spite of the fact that"

Although introduces a subordinate clause

and it needs another clause before or right after

Compare the meaning and punctuation of:

I went out, although I was tired / Although I was tired, I went out)

I was tired. However, I went out.

English teacher