Uncountable Nouns That Start with APP and End with SS

Explore 11 verified English uncountable nouns starting with APP and ending with SS, including Appropriateness, Apprehensiveness, Appealingness, Apparentness, Appositeness, Appreciativeness and Approachableness. 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.