Season 4 · Episode 6
When Albert Einstein is murdered in Madrid and his friend and fellow scientist Emilio Herrera is the prime suspect, Salvador takes matters into his own hands.
26 words and expressions11 free to read and keep
Keep one and it comes back tomorrow, then 3 days, then a week, until you know it.

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A very common colloquial euphemism for dying. Neutral in tone, neither disrespectful nor overly emotional. Widely understood across generations.
The single most versatile exclamation in informal speech. Conveys frustration, surprise, admiration or emphasis depending entirely on tone. Its frequency in everyday speech means it rarely retains its literal meaning.
Very common in everyday speech when admitting a serious mistake. The verb cagar is scatological in origin but widely used colloquially without shock value among friends or peers.
Originally religious (the Eucharist host) but now a very widespread exclamation. Tone ranges from genuine shock to mild surprise depending on context and delivery. Common across all age groups in informal settings.
11 worth keeping from this episode. Free to read and keep.
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