Sirius vs Spiritus, What's the Difference?

Which to use

“Sirius” and “Spiritus” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#36,627
“Sirius” frequency rank: #35,457
“Spiritus” frequency rank: 72084
confusion score

Side-by-Side Comparison

Feature	Sirius	Spiritus
Definition	der im Winter links unterhalb des Orion-Sternbildes sichtbare hellste Fixstern des Himmels	Hauch, Atem (Hauchlaut); Lebenshauch, Geist

Where the spellings diverge

Shared letters are muted; the letters that actually set Sirius and Spiritus apart are highlighted. They share 6 letters in sequence, which is exactly why the eye skips the difference.

6 ch

Sirius

8 ch

Spiritus

Spelling & Dictionary Insight

A purely visual mix-up. Sirius ([ˈziːʁiʊs]) and Spiritus ([ˈspiːʁitʊs]) 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 2 letter(s) in length. Our composite confusion score for this pair is 72084, derived from the frequency rank of both members and their visual similarity.

Sirius is recorded at frequency rank #36,627, classified as anoun, pronounced [ˈziːʁiʊs]. Spiritus is at rank #35,457, tagged as anoun, pronounced [ˈspiːʁitʊs].

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 72084, this pair ranks #398,293 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of Sirius vs Spiritus

Shared letters: irsu. Private to "Sirius": -. Private to "Spiritus": pt.

"Sirius" · 6 letters · shape CVCVVC · "Spiritus" · 8 letters · shape CCVCVCVC

Known mistypes of this pair

Sirius ← isrius · siirus · sirisu · siriuss · sirrius · siruis · sriius · ssirius
Spiritus ← psiritus · sipritus · spiirtus · spiritsu · spirittus · spirituss · spiriuts · spirritus

Frequency comparison

Sirius#36,627

Spiritus#35,457

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "Sirius" and "Spiritus" be used interchangeably?

No. They are said differently ([ˈziːʁiʊs] versus [ˈspiːʁitʊs]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Which is more common, "Sirius" or "Spiritus"?

"Spiritus" is the more common of the two: it sits at frequency rank #35,457 in our German list, against #36,627 for "Sirius". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering Sirius vs Spiritus

The fastest way to pick the right one every time.

Read both glosses above and match the meaning you intend, only context separates this pair.
See each word in full, definition, IPA, etymology and its other confusables. Full “Sirius” entry
Browse more pairs most likely to be confused. Most confusable