推測

N3 彼の説明はただの推測にすぎないと思う Kare no setsumei wa tada no suisoku ni suginai to omou I think his explanation is only speculation

N1 推進 suishin propulsion, driving force N1 推理 suiri reasoning, inference, mystery or detective genre N1 類推 ruisui analogy N2 観測 kansoku observation N2 推定 suitei presumption, assumption, estimation N2 測定 sokutei measurement N2 測量 sokuryou measurement, surveying N3 推薦 suisen recommendation N3 予測 yosoku prediction, forecast, estimation

N1 推 sui / o.su conjecture, infer, guess N2 測 soku / haka.ru fathom, plan, scheme