How to Say "loophole" in Spanish
The Spanish word for “loophole” is “laguna” — B2 level.

Examples
Tengo una laguna mental y no recuerdo su nombre.
I have a mental blank and don't remember his name.
El abogado encontró una laguna legal en el contrato.
The lawyer found a legal loophole in the contract.
Hay lagunas importantes en su educación.
There are significant gaps in his education.
Abstract Use
Even though it's the same word as the body of water, it functions abstractly to show that a piece of information is 'missing' like a hole in a surface.
Plural Use
Using the plural 'lagunas' often implies a general lack of preparation or knowledge in a subject.
Not just for water
Mistake: “Thinking 'laguna' only refers to nature.”
Correction: Remember that if someone says they have a 'laguna', they likely forgot something, not that they own a lake!
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