This is the 15342nd most frequent Russian word.
потопить
"Potopit'" (потопить) means "to sink" in English.
Here, 'потопить' is used in its direct sense of 'to sink' in a maritime context, referring to causing a vessel to submerge by damaging it.
Корабль вражеского флота был потоплен нашим торпедным катером.
The enemy fleet's ship was sunk by our torpedo boat.
In this sentence, 'потопить' is used metaphorically, meaning 'to immerse or overcome' in order to alleviate or forget about worries.
Мы смогли потопить свои заботы в приятном разговоре.
We were able to sink our worries in a pleasant conversation.
Here, 'потопить' is used figuratively to denote submerging one's doubts or concerns into activities or efforts, implying a deliberate action to dispel them.