彼は私がミスするたびに厳しく当たってくる

彼: he, his, him, boyfriend
は: a, the, is, am, are, will
私: i, my, me, i am, myself, private
が: is, there, but, ga, will, however
ミス: mis, mistake, miss, error, ms, typo
する: to, make, to do, to make, to perform, to conduct
たび: every, every time, each, travel, trip, journey
に: in, to, on, at, into, upon
厳しい: strict, harsh, rigorous, severe, stern, grueling, stringent, inclement, austere, forbidding, exacting
当たる: hits, to hit
て: the, it, have
くる: come, approach, arrive