Uncountable Nouns That Start with AP and End with S

Explore 30 verified English uncountable nouns starting with AP and ending with S, including Apparatus, Appropriateness, Appendicitis, Apoptosis, Apologetics, Apotheosis and Aptness. 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.