How to Say "wealth of" in Spanish
The Spanish word for “wealth of” is “caudal” — C1 level.
English → SpanishC1
nounC1formal
a large amount of information or ideas

Examples
El profesor tiene un gran caudal de conocimientos.
The professor has a great wealth of knowledge.
La familia perdió todo su caudal en la guerra.
The family lost their entire fortune in the war.
Internet nos ofrece un caudal infinito de información.
The internet offers us an infinite wealth of information.
Abstract usage
When used for things like 'knowledge' or 'information', it usually follows the pattern: caudal + de + [noun].
Thinking it only means money
Mistake: “Tengo un caudal en mi billetera.”
Correction: Tengo dinero en mi billetera.
Related Translations
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