Indeed

Part of speech: adverb (adv.)

1. In reality; in truth; in fact; verily; truly; -- used in a variety of sense. Esp.: (a) Denoting emphasis; as, indeed it is so.

2. Denoting concession or admission; as, indeed, you are right. (c) Denoting surprise; as, indeed, is it you Its meaning is not intrinsic or fixed, but depends largely on the form of expression which it accompanies.