Uncountable Nouns That Start with R and End with FF

Explore 5 verified English uncountable nouns starting with R and ending with FF, including Runoff, Riffraff, Raff, Rolloff and Ruboff. 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 RA
1 words
raff
Starts with RI
1 words
riffraff
Starts with RO
1 words
rolloff
Starts with RU
2 words
runoff
ruboff

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