熟語JLPT-N1
a part
一 いち
一one一日first of the monthもう一度again一度once一時moment一度にall at once一番best万一by some chance一応once一流first class一々one by one一概にunconditionally一見unfamiliar一言single word一日one day一定fixed一同all present一人one person一部one copy e.g. of a document一部分a part一別parting一面one side一目a glance一様uniformity一律evenness一連a series第一first
分 ぶん
自分Oneself半分half minute気分mood十分enough随分extremely大部分most part多分perhaps部分portion分dividing分析analysis分野field余分extra幾分somewhat区分division水分moisture成分ingredient大分considerably等分division into equal parts何分what minute?分解analysis分数fraction (in math)分布distribution分量amount分類classification身分social position養分nourishment一部分a part処分disposal配分distribution分業division of labor分散dispersion分子numerator分担apportionment分配division分母denominator分離separation分裂split申し分objection