plugvsplusWhat's the difference?

Quick tell: plug is a noun, plus is an adverb, so they fill different roles in a sentence.

Which to use

“plug” is a noun and “plus” is an adverb - they look or sound alike but fill different roles in a sentence.

#19,006
“plug” frequency rank
#1,565
“plus” frequency rank
20571
confusion score

Side-by-Side Comparison

Feature plug plus
Definition Stöpsel größer als Null

Where the eye mixes plug and plus

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

4 ch
plug
4 ch
plus

Visual trap between plug and plus

These two trip readers on the page rather than in the ear: plug is [plʌɡ] while plus is [plʊs]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - g in “plug” becomes s in “plus”, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 20571, derived from the frequency rank of both members and their visual similarity.

plug is recorded at frequency rank #19,006, classified as anoun, pronounced [plʌɡ]. plus is at rank #1,565, tagged as anadv, pronounced [plʊs].

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 20571, this pair ranks #1,896,164 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of plug vs plus

Shared letters: lpu. Private to "plug": g. Private to "plus": s.

"plug" · 4 letters · shape CCVC  ·  "plus" · 4 letters · shape CCVC

Known mistypes of this pair

  • pluglpug · plgu · pllug · plugg · pplug · pulg
  • pluslpus · pllus · plsu · pluss · pplus

Frequently Asked Questions

Is swapping "plug" for "plus" ever safe?
No - they are not even the same part of speech. "plug" is a noun and "plus" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "plug" or "plus"?
"plus" is the more common of the two: it sits at frequency rank #1,565 in our German list, against #19,006 for "plug". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "plug" and "plus" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "plug" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "plus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,896,164 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "plug" and "plus" also get mixed up with nearby pairs, the highest-scored neighbour is "Pau vs plug". 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 #1,896,164 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list