manyvsmassWhat's the difference?

Quick tell: many is a determiner, mass is a noun, so they fill different roles in a sentence.

Which to use

“many” is a determiner and “mass” is a noun - they look or sound alike but fill different roles in a sentence.

#131
“many” frequency rank
#1,428
“mass” frequency rank
1559
confusion score

Side-by-Side Comparison

Feature many mass
Definition before a countable noun: A large, indefinite number of. Matter, material.

Where the eye mixes many and mass

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
many
4 ch
mass

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: many is /ˈmɛni/ while mass is /mæs/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (determiner vs noun), which is usually the fastest check. Our composite confusion score for this pair is 1559, derived from the frequency rank of both members and their visual similarity.

many is recorded at frequency rank #131, classified as adet, pronounced /ˈmɛni/. mass is at rank #1,428, tagged as anoun, pronounced /mæs/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 1559, this pair ranks #527,176 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of many vs mass

Shared letters: am. Private to "many": ny. Private to "mass": s.

"many" · 4 letters · shape CVCV  ·  "mass" · 4 letters · shape CVCC

Known mistypes of this pair

  • manyamny · manyy · mayn · mmany · mnay
  • massamss · mas · mmass · msas

Frequently Asked Questions

Can "many" and "mass" be used interchangeably?
No - they are not even the same part of speech. "many" is a determiner and "mass" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "many" or "mass"?
"many" is the more common of the two: it sits at frequency rank #131 in our English list, against #1,428 for "mass". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list