"Awfully" is an adverb like "very", "really", "slightly", and so on. It can mean two different things:
- When you're talking about something negative, "awfully ___" can mean "a little too ___":
She's awfully close to the edge there. Tell her to come back over this way.
You must be awfully tired. I'll go get the bed ready for you.
- "Awfully ___" can also mean something between "quite ___" and "very ___":
Oh wow. That was awfully nice of him to let you do that.
I'm awfully proud of you, son.
The most common adjectives to use with "awfully" are:
- awfully good
- awfully nice
- awfully big
- awfully quiet
- awfully long