Keyword
reduction
Info
FrequencyTop 600-700
Type
Kyōiku (5th grade) 
?
KankenLevel 6
Heisig391
Readings
げん
(55%)
へ
(43%)
Composed of
water drops
sign of the dog
mouth
Used in vocabulary (247 in total)
to decrease (in size or number); to diminish; to abate
to abate; to decrease; to diminish; to shorten
degree; extent; (health) condition; state of health; adjustment; moderation; addition and subtraction
Examples (195 in total)
I thought I had eaten a fair amount, but it hasn't even decreased by half.
I'm starving, you see.
There is even talk that it is decreasing rather than increasing.