How to Say "five-peseta coins" in Spanish
The Spanish word for “five-peseta coins” is “duros” — B2 level.
English → SpanishB2
nounB2informal
historical Spanish currency

Examples
Me costó cien duros comprar ese libro de segunda mano.
It cost me a hundred bucks (or hundred pesetas) to buy that second-hand book.
Si me prestas veinte duros, te los devuelvo mañana.
If you lend me twenty bucks, I'll give them back tomorrow.
Always Plural
When used to mean money or 'bucks,' this word is almost always used in the plural form, 'duros,' even if referring to a single coin historically.
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