noun, noun or participle which takes 'suru'
insect repellence; protection from insects
Refers to measures, products, or properties that keep insects away or prevent insect damage. Often used in compounds like 防虫剤 (insect repellent) or 防虫加工 (insect-proofing treatment).
このスプレーは防虫効果が高い。
This spray has a strong insect-repellent effect.
衣類に防虫剤を入れておく。
I put insect repellent in with the clothes.