bolti vs cichlid fish

bolti and cichlid fish both are nouns.

Word	Noun	Adjective	Verb	Adverb
bolti	Yes	No	No	No
cichlid fish	Yes	No	No	No

As nouns, cichlid fish is a hypernym of bolti; that is, cichlid fish is a word with a broader meaning than bolti:

bolti: important food fish of the Nile and other rivers of Africa and Asia Minor
cichlid fish: freshwater fishes of tropical America and Africa and Asia similar to American sunfishes; some are food fishes; many small ones are popular in aquariums

Other hypernyms of bolti include cichlid.

bolti (noun)	cichlid fish (noun)
important food fish of the Nile and other rivers of Africa and Asia Minor	freshwater fishes of tropical America and Africa and Asia similar to American sunfishes; some are food fishes; many small ones are popular in aquariums