noun, noun which may take the genitive case particle 'no'
small bones; fine bones
Refers to small bones, especially in fish or meat, that are difficult to remove or eat. Often used when talking about food preparation or eating.
魚の小骨に気をつけて食べてください。
Please be careful of the small bones when eating the fish.
この料理は小骨が多くて食べにくい。
This dish has a lot of small bones and is hard to eat.
骨 is the general word for 'bone', while 小骨 specifically refers to small or fine bones, often in food.
Compound of 小 (small) and 骨 (bone). The reading こぼね is a straightforward kun'yomi combination.