косточка bedeutet auf Englisch

fishbone [fishbones]▼(bone of a fish)
noun
[UK: ˈfɪʃ.bəʊn] [US: ˈfɪʃboʊn]

kernel [kernels]▼((US) stone of certain fruits, such as peaches or plums)
noun
[UK: ˈkɜːn.l̩] [US: ˈkɝː.nl̩]

pip [pips]▼(seed)
noun
[UK: pɪp] [US: ˈpɪp]

pit [pits]▼(seed or stone inside a fruit)
noun
[UK: pɪt] [US: ˈpɪt]

cherry pit▼(stone of a cherry)
noun
[UK: ˈtʃe.ri pɪt] [US: ˈtʃe.ri ˈpɪt]