How do you say "planet" in Korean?

행성

haengseong

Noun Hangul

In Korean, "planet" is 행성 (haengseong).

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Pronunciation

Haengseong is nasal throughout, haeng-SEONG, both syllables ending in that same ng sound, giving it a humming quality.

Writing and usage

행성 is written using hangul. It's a noun, and this word is also taught inside the Noun Town language learning game, where it appears in interactive lessons alongside hundreds of other everyday words.

Example sentence

화성은 붉고 암석으로 이루어진 행성입니다.

hwaseongeun bukgo amseogeuro irueojin haengseongipnida.

Mars is a red, rocky planet.

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How to remember 행성

A planet humming through space, haeng-seong, two long nasal notes echoing in orbit.

Related words

Browse all Korean words in the glossary.

Questions about 행성

How do you pronounce 행성?

Haengseong is nasal throughout, haeng-SEONG, both syllables ending in that same ng sound, giving it a humming quality.

Is 행성 formal or casual?

행성 is a neutral, everyday word that works in both casual and polite speech. The level of formality comes from the sentence structure around it, not from the word itself.

How is 행성 written in Korean?

행성 is written using hangul. Romanised, it reads as haengseong.

Where can I practice Korean words for free?

You can play free Korean minigames in your browser on the Noun Town online games page, with no sign-up needed. Every word in the Korean glossary also has native audio and an example sentence you can revisit any time.

"Planet" in other languages

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This word is part of the vocabulary taught in the Korean language learning game Noun Town, where words are introduced through play rather than memorisation. Want to play the full game? Get Noun Town on Steam.

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