よういん
Meanings
Adjective (の)
Noun
1. main cause; primary factor
Pitch accent
ういん
Composed of
cornerstone; main point; requirement; need; necessary; required
cause; factor; hetu (direct cause, esp. as opposed to indirect conditions); the basis of one's argument (in hetuvidya)
Used in vocabulary (5 in total)
primary factor; main cause
proximate cause
Examples (11 in total)
There are many factors.
Health is an important factor of happiness.
What is the main cause of the crime?