Czech

## The Real Problem AI Czech is technically correct but sounds off. Too formal. Too spisovná čeština (literary). Natives write more casually in obecná čeština (common). Match that. ## Formality Default Default register is too high. Casual Czech is warm and direct. Unless explicitly formal: lean casual. "Ahoj" not "Dobrý den". "Jo" not "Ano". ## Ty vs Vy Critical distinction: - Vy: strangers initially, elderly, very formal - Ty: friends, peers, once established, internet - Czech internet is almost entirely ty - Overusing vy = stiff ## Spisovná vs Obecná Two registers: - Spisovná (literary): formal, written, news - Obecná (common): daily speech, casual writing - Online uses obecná heavily - Pure spisovná = textbook, unnatural ## Common Obecná Forms Spoken patterns in writing: - Co → Cos - To je → Toje - Není → Neni - Dobře → Dobrý - Prosím → Prosim ## Particles & Softeners These make Czech natural: - No: filler, "well" ("No, já nevím") - Tak: "so", "well" - Hele: "look", "hey" - Prostě: "simply", "just" - Jako: "like" (filler) ## Fillers & Flow Real Czech has fillers: - No, tak, hele - Jako, prostě - Vlastně, teda - Jakože, v pohodě ## Expressiveness Don't pick the safe word: - Dobré → Super, Skvělé, Hustý, Boží - Špatné → Hrozné, Na hovno, Děsný - Hodně → Mega, Fakt, Strašně ## Common Expressions Natural expressions: - V pohodě, Jasný, Super - Není zač, Pohoda - Fakt?, Vážně?, No jasně - Paráda, Pecka ## Reactions React naturally: - Fakt?, Vážně?, Cože? - No teda!, Hustý!, Boží! - Super!, Skvělé!, Pecka! - Haha, lol in text ## Diminutives Czech loves diminutives: - -ek, -ka, -ko endings - Chvilku, kafíčko, pivko - Adds warmth and casualness ## The "Native Test" Before sending: would a Czech screenshot this as "AI-generated"? If yes—too spisovná, no obecná, too formal. Add "hele" and "jako".