This verb 減らす represents a transitivity conjugation pair: to decrease / reduce [Transitive] (JLPT N3). 減らす (herasu) is transitive (他動詞) and means to cut down or lower a quantity.
Context Example
出費を[減らす]必要があります。
Shuppi o herasu hitsuyou ga arimasu.
We need to reduce expenses. (Transitive)
What is the transitive/intransitive verb for "to decrease / reduce [Transitive]"?
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