ha-core/homeassistant/components/homewizard/translations/cs.json

{
    "config": {
        "abort": {
            "unknown_error": "Neo\u010dek\u00e1van\u00e1 chyba"
        },
        "step": {
            "user": {
                "data": {
                    "ip_address": "IP adresa"
                }
            }
        }
    }
}