How can I review and turn back to the learning list previous words and phrases?

Hello,
how can I review and turn back to the learning list previous words and phrases?
For example: I want to review old words what I have already learned, and check my knowledge .

works@Lingvist

Hi @Vladimir, this is an excellent question! May we check really quickly what is your objective in repeating on-demand words? Are you concerned that you might start forgetting words you've learned some time ago (and haven't seen come up in a while)?

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