Pocket money and Small amount

Pocket money noun - Cash for day-to-day spending on incidental expenses.

Small amount and pocket money are semantically related In some cases you can use "Small amount" instead a noun phrase "Pocket money".

Pocket money and small amount are semantically related in small amount of money topic. Sometimes you can use "Pocket money" instead a noun phrase "Small amount", if it concerns topics such as small sum of money.