I stumble over desgracia which does not mean disgrace, but means misfortune: Tuvo la desgracia de perder un hijo

Further, very confusing are
desgraciado: unhappy, and as far as I can make out, desgraciarse: to hurt oneself.

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γνωθι σεαυτόν. And on the eighth day, god made the fossils

No, una libería is not a library – that would be una biblioteca
Tomé prestados tres libros de la bilbioteca – I took out three books from the library
Compré este libro en la libería – I bought this book in the bookshop

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¡Qué sauce más bonito! - is actually saying “what a beautiful willow tree”
The Spanish word for sauce is salsa
He hecho una salsa de tomate especial para la pasta – I’ve made a special sauce for the pasta

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Un dependiente (una dependienta) is a shop assistant
La dependienta atendió al cliente – the shop assistant dealt with the customer
Whereas a single man with no dependants is un soltero sin personas a su cargo/sin cargas familiares

(a cargo boat is un buque de carga)

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un momento violento = an embarrassing or uncomfortable moment

vicioso means dissolute (from Latin vitium, fault), not vicious as you might expect.

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γνωθι σεαυτόν. And on the eighth day, god made the fossils