streptococcus tonsilitis vs septic sore throat

streptococcus tonsilitis and septic sore throat both are nouns.

Word	Noun	Adjective	Verb	Adverb
streptococcus tonsilitis	Yes	No	No	No
septic sore throat	Yes	No	No	No

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

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

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

streptococcus tonsilitis (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