Term: mantis shrimp: tropical marine burrowing crustaceans with large grasping appendages
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: safety: a score in American football; a player is tackled behind his own goal line
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: dogsbody: a worker who has to do all the unpleasant or boring jobs that no one else wants to do
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: sick: people who are sick
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: zealander: a native or inhabitant of Zealand
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: mumbo jumbo: language or ritual causing, or intending to cause, confusion
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: pillow block: a cast-iron or steel block for supporting a journal or bearing
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: goldmine: a good source of something that is desired
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: confession: a written document acknowledging an offense and signed by the guilty party
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: master of laws: an advanced law degree
Broader: invertebrate: any animal lacking a backbone or notochord; the term is not used as a scientific classification | Unrelated: ringlet: a small ring