Auringon muoto on ympyrä.

From Lesson 260:Geometric shapes·Finnish

Breakdown of Auringon muoto on ympyrä.

olla
to be
aurinko
sun
muoto
shape
ympyrä
circle

Questions & Answers about Auringon muoto on ympyrä.

Why does the word aurinko (sun) become auringon in this sentence?
It is in the genitive case because it means 'of the sun' or 'the sun's'. Adding the -n ending closes the final syllable, which triggers consonant gradation. The strong nk combination softens to ng, changing aurinko to auringon.
Why is the order auringon muoto instead of muoto auringon?
In Finnish, the genitive modifier (the word with the -n ending showing possession or connection) almost always comes directly before the noun it describes. Even though English says 'the shape of the sun', Finnish structures it like 'the sun's shape'.
How would this sentence change if I just wanted to say 'The sun is round'?
You would drop the word muoto (shape) and use the adjective pyöreä (round) instead of the noun ympyrä (circle). The sentence would simply be Aurinko on pyöreä.
Is there a common alternative way to say 'The sun is circle-shaped'?
Yes, you can use the adjective suffix -muotoinen (shaped). You put the base shape in the genitive case before it, so 'circle-shaped' becomes ympyrän muotoinen. A very natural way to say this is Aurinko on ympyrän muotoinen.

Learn Auringon muoto on ympyrä and more in Finnish

All course content and exercises are completely free — no paywalls, no trial periods, no signup needed.

  • Practice with interactive exercises
  • Track your progress with spaced repetition
  • Learn at your own pace — completely free