pyaemia vs blood poisoning

pyaemia and blood poisoning both are nouns.

Word	Noun	Adjective	Verb	Adverb
pyaemia	Yes	No	No	No
blood poisoning	Yes	No	No	No

As nouns, blood poisoning is a hypernym of pyaemia; that is, blood poisoning is a word with a broader meaning than pyaemia:

pyaemia: septicemia caused by pus-forming bacteria being released from an abscess
blood poisoning: invasion of the bloodstream by virulent microorganisms from a focus of infection

Other hypernyms of pyaemia include septicaemia, septicemia.

pyaemia (noun)	blood poisoning (noun)
septicemia caused by pus-forming bacteria being released from an abscess	invasion of the bloodstream by virulent microorganisms from a focus of infection