Despite the fact that; although. / (archaic) If, that, even if.

(conjunctive) Despite that; however. / (degree) Used to intensify statements or questions; indeed.

As to suggest the idea that; as if, as would be true if.

(Northern England, idiomatic) Used at the end of a sentence to add emphasis.

Although; though; despite or in spite of the fact that. / (archaic) Even if.

(archaic) But what does it matter; notwithstanding.

Alternative form of if I do say so myself

(obsolete, dialect) The houseleek.

(idiomatic) To change one's opinion, or be uneasy about a previous decision.

(US, idiomatic) After reconsidering; on further consideration.