A keyframe is a frame in which you define a change in an animation or include frame actions to modify a document. Flash can tween, or fill in, the frames between keyframes to produce fluid animations.
Keywords
A list of words which are used to describe a document or other information so that it is easyto find with a search engine. For example, a report of the Trooping of the Colour may have the keywords royal, tradition, England, military and many others, associated with it.