Sword fish and Swordfish

Swordfish and sword fish are semantically related. In some cases you can replace term "Swordfish" with "Sword fish", this terms are similar.

Swordfish noun - Large toothless marine food fish with a long swordlike upper jaw; not completely cold-blooded i.e. they are able to warm their brains and eyes: worldwide in warm waters but feed on cold ocean floor coming to surface at night.

Sword fish and swordfish are semantically related. Sometimes you can replace phrase "Sword fish" with "Swordfish", this terms are similar.