Uncountable Nouns That Start with PRO and End with IS

Explore 16 verified English uncountable nouns starting with PRO and ending with IS, including Prognosis, Prosthesis, Prophylaxis, Prostatitis, Prolepsis, Proteolysis and Propolis. Sort these mass nouns and non-count terms for substances and concepts by word length for quantifier accuracy, academic writing, and ESL study below, or check quantifier and measurement rules in our noun grammar guide.

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Starts with PROA
1 words
proairesis
Starts with PROC4 words
proctitis
proctosigmoiditis
proclisis
procrypsis
Starts with PROG
1 words
prognosis
Starts with PROL
1 words
prolepsis
Starts with PROP3 words
prophylaxis
propolis
proptosis
Starts with PROS4 words
prosthesis
prostatitis
prostatocystitis
prostatovesiculitis
Starts with PROT
2 words
proteolysis
prothesis

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