molarvsmoldyWhat's the difference?

Quick tell: molar is a noun, moldy is an adjective, so they fill different roles in a sentence.

Which to use

“molar” is a noun and “moldy” is an adjective - they look or sound alike but fill different roles in a sentence.

#29,384
“molar” frequency rank
#42,277
“moldy” frequency rank
71661
confusion score

Side-by-Side Comparison

Feature molar moldy
Definition A back tooth having a broad surface used for grinding one's food. Covered with mold.

Where the spellings diverge

Shared letters are muted; the letters that actually set molar and moldy apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
molar
5 ch
moldy

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: molar is /məʊlə(ɹ)/ while moldy is /ˈmoʊldi/. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 71661, derived from the frequency rank of both members and their visual similarity.

molar is recorded at frequency rank #29,384, classified as anoun, pronounced /məʊlə(ɹ)/. moldy is at rank #42,277, tagged as anadj, pronounced /ˈmoʊldi/.

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 71661, this pair ranks #45,910 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of molar vs moldy

Shared letters: lmo. Private to "molar": ar. Private to "moldy": dy.

"molar" · 5 letters · shape CVCVC  ·  "moldy" · 5 letters · shape CVCCV

Known mistypes of this pair

  • molarmloar · mmolar · moalr · molarr · mollar · molra · omlar
  • moldymlody · mmoldy · modly · molddy · moldyy · molldy · molyd · omldy

Frequency comparison

molar#29,384
moldy#42,277

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "molar" and "moldy" be used interchangeably?
No - they are not even the same part of speech. "molar" is a noun and "moldy" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "molar" or "moldy"?
"molar" is the more common of the two: it sits at frequency rank #29,384 in our English list, against #42,277 for "moldy". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering molar vs moldy

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “molar”; for an adjective, it's “moldy”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “molar” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list