Similar words in English and Spanish

"Before you start studying English, check how many words you already know."
There are words in English and Spanish that are spelled similarly, either because they have a common root, Spanish words adopted by English, English words adopted by Spanish, or words from other languages ​​adopted by both languages. NOTE: By Luis Alvarez Lejo EOI 2024/25
This isn't a translator. It's just a mnemonic device used by a 73-year-old to better remember what he already knows.