Think of each half of the clue as a circle in a Venn Diagram. The answer is something the two halves have in common; it could be a name, a component part, a word that means something different in each context, etc. If you're stuck (and this one's tricker than the first 3), go to JeffsPuzzles.com and click on the link for this puzzle for an explanation of the answers.
Jeff Linder
JeffsPuzzles.com
PuffinlessTravel.com
It-Could-Be-Verse.com