Keyword
cause
Info
FrequencyTop 800-900
Type
Kyōiku (5th grade) 
?
KankenLevel 6
Heisig626
Readings
いん
(97%)
ちな
(1%)
Composed of
closed box
large
Used in kanji (6 in total)
debt of gratitude
windpipe
matrimony
???
Used in vocabulary (180 in total)
cause; origin; source
main cause; primary factor
fate; destiny; connection; tie; pretext; justification
Examples (166 in total)
It is probably due to the phone call from my older sister yesterday.
As a result of looking into it, we found the cause.
I might be the cause.