Japanese word

十八

Pronunciation

Romajijūhachi

Meaning

  • numbereighteen

Example

私は十八歳です。watashi wa jū hachi sai de su

I am eighteen years old.

Illustration for 十八 (eighteen)

More examples

その教室には十八人の生徒がいます。so no kyō shitsu ni wa jū hachi nin no sei to ga i ma su

There are eighteen students in that classroom.

Core concept

Represents the quantity that comes immediately after seventeen and is built from ten plus eight.

Common phrases

  • 十八歳jū hachi sai

    eighteen years old

  • 十八人jū hachi nin

    eighteen people

  • 十八分jū hap pun

    eighteen minutes

Definition in Japanese

十七より一つ多く、十九より一つ少ない数。jū nana yo ri hito tsu ō ku jū kyū yo ri hito tsu suku na i kazu

Word origin

十八 (jūhachi) is a Sino-Japanese compound of 十 (jū, "ten") and 八 (hachi, "eight"), whose number values combine as ten plus eight.

Usage tips

  • When 十八 (jūhachi) is followed by 歳 (sai, "years of age"), the phrase is pronounced 十八歳 (jūhassai), with 八 (hachi, "eight") changing sound.

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