streptococcal sore throat vs septic sore throat

streptococcal sore throat and septic sore throat both are nouns.

Word	Noun	Adjective	Verb	Adverb
streptococcal sore throat	Yes	No	No	No
septic sore throat	Yes	No	No	No

As nouns, streptococcal sore throat and septic sore throat are synonyms defined as:

streptococcal sore throat and septic sore throat: an infection of the oral pharynx and tonsils by streptococcus

Other synonyms of streptococcal sore throat include strep throat, streptococcus tonsilitis, throat infection.

streptococcal sore throat (noun)	septic sore throat (noun)
an infection of the oral pharynx and tonsils by streptococcus	an infection of the oral pharynx and tonsils by streptococcus