Which to use
“meth” and “mph” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #12,640
- “meth” frequency rank
- #6,813
- “mph” frequency rank
- 19453
- confusion score
Side-by-Side Comparison
| Feature | meth | mph |
|---|---|---|
| Definition | Methamphetamine, especially in the form of the crystalline hydrochloride. | Initialism of mile(s) per hour. |
Where the eye mixes meth and mph
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between meth and mph
A purely visual mix-up. meth (/mɛθ/) and mph (/ˌɛmpiˈeɪt͡ʃ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 19453, derived from the frequency rank of both members and their visual similarity.
meth is recorded at frequency rank #12,640, classified as anoun, pronounced /mɛθ/. mph is at rank #6,813, tagged as anoun, pronounced /ˌɛmpiˈeɪt͡ʃ/.
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 19453, this pair ranks #438,077 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of meth vs mph
Shared letters: hm. Private to "meth": et. Private to "mph": p.
"meth" · 4 letters · shape CVCC · "mph" · 3 letters · shape CCC
Known mistypes of this pair
- meth ← emth · meht · methh · metth · mmeth · mteh
Frequently Asked Questions
Is swapping "meth" for "mph" ever safe?
Frequency check: "meth" vs "mph" - which ranks higher?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "meth" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "mph" - compare definitions side by side with the headword page. Word entry
- This pair ranks #438,077 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "meth" and "mph" also get mixed up with nearby pairs, the highest-scored neighbour is "mela vs meth". 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 #438,077 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.