それらの単語

those words

→ 其れ等
phrase Rare #33,916
those words Refers to words that have already been mentioned or are understood from context. それら is a relatively formal way to say “those,” and 単語 means “word.”
JA: それらの単語をもう一度確認してください。
EN: Please check those words again.

全員がそれらの単語を暗記しなければならない

Everyone has to memorize those words.

私たちはそれらの単語を全て暗記できるとは限らない

We may not be able to memorize all of those words.

私は辞書でそれらの単語を引いた

I looked up those words in the dictionary.