pianovsplanWhat's the difference?

Which to use

“piano” and “plan” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#4,258
“piano” frequency rank
#516
“plan” frequency rank
4774
confusion score

Side-by-Side Comparison

Feature piano plan
Definition A percussive keyboard musical instrument, usually ranging over seven octaves, with white and black colored keys, played by pressing these keys, causing hammers to strike strings. A drawing showing technical details of a building, machine, etc., with unwanted details omitted, and often using symbols rather than detailed drawing to represent doors, valves, etc.

Where the eye mixes piano and plan

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
piano
4 ch
plan

Spelling & Dictionary Insight

A purely visual mix-up. piano (/ˈpjænəʊ/) and plan (/plæn/) 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 4774, derived from the frequency rank of both members and their visual similarity.

piano is recorded at frequency rank #4,258, classified as anoun, pronounced /ˈpjænəʊ/. plan is at rank #516, tagged as anoun, pronounced /plæn/.

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 4774, this pair ranks #517,731 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of piano vs plan

Shared letters: anp. Private to "piano": io. Private to "plan": l.

"piano" · 5 letters · shape CVVCV  ·  "plan" · 4 letters · shape CCVC

Known mistypes of this pair

  • pianoipano · paino · pianno · piaon · pinao · ppiano
  • planlpan · paln · plann · pllan · plna · pplan

Frequently Asked Questions

Can "piano" and "plan" be used interchangeably?
No. They are said differently (/ˈpjænəʊ/ versus /plæn/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "piano" or "plan"?
"plan" is the more common of the two: it sits at frequency rank #516 in our English list, against #4,258 for "piano". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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

Source: FrequencyWords open word-frequency list