klug

Etymology
From, which was borrowed via the Lower Rhineland from and , from. Compare 🇨🇬, and dialectal 🇨🇬.

In Upper German dialects, the final -sound after a long vowel was naturally interpreted as underlying. This form then also spread back northwards, though some northern Central German dialects (like Ripuarian) retained, as did Low German.

Adjective

 * 1) intelligent, prudent, wise, smart