A hangover.
Always with tener: "tengo cruda." "Andar crudo" works too. The classic cure is a "caldo de camarón" or menudo, and every Mexican has an opinion about which.
From "crudo" (raw) — the state of being raw the morning after.
Colombia says guayabo, Chile says caña, Spain says resaca, Argentina says resaca, Peru says la resaca or el arranque.
Reading a definition isn't the same as saying it to someone. Lingo Kaiava is a voice tutor set to Mexican Spanish — it uses cruda the way locals do, corrects you in the moment, and never "fixes" the way real people actually talk into textbook Mexican Spanish.
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