In the Old Norse language spoken by Vikings, simple affirmations such as 'já' (similar to 'yes') were used to show agreement or confirmation, closely mirroring the modern 'ja' used in Scandinavian languages today. This linguistic consistency shows how deeply Old Norse influenced current Scandinavian dialects. While Old Norse didn't have as many exact translations for modern terms, the Vikings used affirmative sounds and gestures to communicate agreement, sometimes also relying on non-verbal cues. Their language was efficient and direct, typically using straightforward expressions for daily interactions, particularly during trade or social gatherings. The simplicity of the language, alongside physical gestures, helped Vikings communicate in a wide range of situations, from negotiations to camaraderie in social settings.