Which to use
“molten” is an adjective and “mullen” is a noun - they look or sound alike but fill different roles in a sentence.
- #18,896
- “molten” frequency rank
- #26,177
- “mullen” frequency rank
- 45073
- confusion score
Side-by-Side Comparison
| Feature | molten | mullen |
|---|---|---|
| Definition | Melted, especially due to great heat | Alternative form of mullein. |
Letter map: molten vs mullen
Shared letters muted; letters that set molten and mullen apart highlighted. Shared run: 4. molten and mullen follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.
Role in the sentence - molten and mullen
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: molten is anadjective and mullenanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 45073, derived from the frequency rank of both members and their visual similarity.
molten is recorded at frequency rank #18,896, classified as anadj, pronounced /ˈmɒltən/. mullen is at rank #26,177, tagged as anoun.
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 45073, this pair ranks #224,669 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of molten vs mullen
Shared letters: elmn. Private to "molten": ot. Private to "mullen": u.
"molten" · 6 letters · shape CVCCVC · "mullen" · 6 letters · shape CVCCVC
Known mistypes of this pair
Frequently Asked Questions
Do "molten" and "mullen" mean the same thing in a sentence?
Which is more common, "molten" or "mullen"?
What to do next
Pair "molten" vs "mullen" is on the table, pick a follow-up below.
- Full dictionary entry for "molten" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "mullen" - compare definitions side by side with the headword page. Word entry
- This pair ranks #224,669 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "molten" and "mullen" also get mixed up with nearby pairs, the highest-scored neighbour is "McMullen vs mullen". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #224,669 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.