Shirabe

力説りきせつ

Common Noun Irregular Transitive
English jmdict
1
noun (common) (futsuumeishi)noun or participle which takes the aux. verb surutransitive verb emphasizing (a point, argument, etc.);stressing;insistence;arguing strongly (for, against)
火星にはかつて原始的な生物が存在していたと彼は力説している。
He contends that primitive life once existed on Mars.