A safe haven is a place of security and protection, and the crossword solutions for this term include 'NEST, ' 'LAIR, ' 'REFUGE, ' 'HARBOR, ' 'ARK, ' 'ASYLUM, ' 'RETREAT, ' and 'Safehouse.' A NEST is a structure built by birds to house their eggs and young, while a LAIR is a den or hideout. A REFUGE is a place of safety and shelter, and a HARBOR is a sheltered area of water where ships can dock. An ARK is a large boat used to protect people from a flood, and an ASYLUM is a place of REFUGE and protection. A RETREAT is a place of privacy and seclusion, and a safehouse is a secure location where people can go to escape danger.