推测，假设

1. presumption, assumption

noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru nouns which may take the genitive case particle 'no' transitive verb

估计；估值；估算

2. estimation

nouns which may take the genitive case particle 'no' noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru transitive verb

市によりますと、雨水管に流入した土砂の量は最大50立方メートルと推定されています。

tbd