oakvsoldWhat's the difference?

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

Which to use

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

#40,732
“oak” frequency rank
#6,574
“old” frequency rank
47306
confusion score

Side-by-Side Comparison

Feature oak old
Definition Laubbaum aus der Familie der Buchengewächse; Eiche Lebenszeitspanne beziehend: alt

Where the spellings diverge

Shared letters are muted; the letters that actually set oak and old apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
oak
3 ch
old

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: oak is [əʊk] while old is [əʊld]. 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 47306, derived from the frequency rank of both members and their visual similarity.

oak is recorded at frequency rank #40,732, classified as anoun, pronounced [əʊk]. old is at rank #6,574, tagged as anadj, pronounced [əʊld].

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 47306, this pair ranks #1,288,979 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of oak vs old

Shared letters: o. Private to "oak": ak. Private to "old": dl.

"oak" · 3 letters · shape VVC  ·  "old" · 3 letters · shape VCC

Frequency comparison

oak#40,732
old#6,574

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "oak" and "old" be used interchangeably?
No - they are not even the same part of speech. "oak" is a noun and "old" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "oak" or "old"?
"old" is the more common of the two: it sits at frequency rank #6,574 in our German list, against #40,732 for "oak". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering oak vs old

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “oak”; for an adjective, it's “old”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “oak” 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