quadvsquasiWhat's the difference?

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

Which to use

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

#25,275
“quad” frequency rank
#2,738
“quasi” frequency rank
28013
confusion score

Side-by-Side Comparison

Feature quad quasi
Definition allseitig von Gebäuden umgrenzter und quadratischer oder rechteckiger Platz gleichsam, sozusagen

Where the spellings diverge

Shared letters are muted; the letters that actually set quad and quasi apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

4 ch
quad
5 ch
quasi

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: quad is [kwɒd] while quasi is [ˈkvaːzi]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 28013, derived from the frequency rank of both members and their visual similarity.

quad is recorded at frequency rank #25,275, classified as anoun, pronounced [kwɒd]. quasi is at rank #2,738, tagged as anadv, pronounced [ˈkvaːzi].

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 28013, this pair ranks #1,792,076 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of quad vs quasi

Shared letters: aqu. Private to "quad": d. Private to "quasi": is.

"quad" · 4 letters · shape CVVC  ·  "quasi" · 5 letters · shape CVVCV

Known mistypes of this pair

  • quadqaud · qquad · quadd · quda · uqad
  • quasiqausi · qquasi · quais · quassi · qusai · uqasi

Frequency comparison

quad#25,275
quasi#2,738

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "quad" and "quasi" be used interchangeably?
No - they are not even the same part of speech. "quad" is a noun and "quasi" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "quad" or "quasi"?
"quasi" is the more common of the two: it sits at frequency rank #2,738 in our German list, against #25,275 for "quad". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering quad vs quasi

The fastest way to pick the right one every time.

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