5 August 2014 - analogy test

The Daily Whale analogy test! X is to Y as Z is to what?

1. oversee : overlook :: overhear : ?
2. glass house : no moss :: two birds : ?
3. the Fab Four : the four horsemen :: the fifth column : ?
4. solar sunroof : peril-sensitive sunglasses :: zoophyte : ?
5. aliens : nation :: alienation : ?