darkvsdiskWhat's the difference?

Quick tell: dark is a adjective, disk is a noun, so they fill different roles in a sentence.

Which to use

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

#966
“dark” frequency rank
#7,008
“disk” frequency rank
7974
confusion score

Side-by-Side Comparison

Feature dark disk
Definition Having an absolute or (more often) relative lack of light. A thin, flat, circular plate or similar object.

Where the eye mixes dark and disk

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

4 ch
dark
4 ch
disk

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: dark is /dɑːk/ while disk is /dɪsk/. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 7974, derived from the frequency rank of both members and their visual similarity.

dark is recorded at frequency rank #966, classified as anadj, pronounced /dɑːk/. disk is at rank #7,008, tagged as anoun, pronounced /dɪsk/.

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 7974, this pair ranks #504,702 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of dark vs disk

Shared letters: dk. Private to "dark": ar. Private to "disk": is.

"dark" · 4 letters · shape CVCC  ·  "disk" · 4 letters · shape CVCC

Known mistypes of this pair

  • darkadrk · dakr · darkk · darrk · ddark · drak
  • diskddisk · diks · diskk · dissk · dsik · idsk

Frequently Asked Questions

Can "dark" and "disk" be used interchangeably?
No - they are not even the same part of speech. "dark" is an adjective and "disk" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "dark" or "disk"?
"dark" is the more common of the two: it sits at frequency rank #966 in our English list, against #7,008 for "disk". 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