四十
よんじゅう
hepburn yonjuu
forty, 40
Part of speech · numeral
Pattern visualization
四four
Show part origins
十ten
Show stroke order animation
5 strokes · 3.4s
2 strokes · 1.3s
Examples
- 四十年前の写真。40-year-old photo.
- 四十人乗りのバス。40-passenger bus.
Collocations
四十 (yonjuu, 40)四十歳四十年四十人四十代 (yonjuu-dai, 40s)
Mnemonic
Yonjuu (四十) is "forty." Yon plus juu. Trap: 四 reads shi (homophone of 死, avoided); yon main for ordinals, while shigatsu, yoji, shijuugata take their own readings. Japanese 4th-floor avoidance persists.
Quick check
四 split?