積(つ)むto pile up, to stack, to load (car, ship, etc.), to pack, to acquire, to accumulate

商品(しょうひん)を商品(しょうひん)棚(だな)に積(つ)む。

Stack the goods on the shelf. {to pile up, to stack, to load (car, ship, etc.), to pack, to acquire, to accumulate}

トラックに出荷(しゅっか)予定(よてい)の米(こめ)を積(つ)みました。

I loaded the rice scheduled for shipment onto the truck. {to pile up, to stack, to load (car, ship, etc.), to pack, to acquire, to accumulate}

地震(じしん)の揺(ゆ)れで高(たか)く積(つ)まれた商品(しょうひん)が崩(くず)れてしまった。

The products that were stacked high collapsed due to the earthquake's tremors. {to pile up, to stack, to load (car, ship, etc.), to pack, to acquire, to accumulate}

せっかく今(いま)まで練習(れんしゅう)を積(つ)んだので本番(ほんばん)での失敗(しっぱい)は何(なん)としても避(さ)けたいです。

Since I have been practicing so hard up until now, I really want to avoid making mistakes in the actual performance at all costs. {to pile up, to stack, to load (car, ship, etc.), to pack, to acquire, to accumulate}

私(わたし)は、辛(つら)い思(おも)いをしてでもあの一流(いちりゅう)歌手(かしゅ)のダンサーとして経験(けいけん)を積(つ)みたいと思(おも)っています。

I am willing to endure hardships to gain experience as a dancer for that top-notch singer. {to pile up, to stack, to load (car, ship, etc.), to pack, to acquire, to accumulate}