Whether geographic adjectives - adjectives referring to cities, countries and other geographic places - are capitalized in German depends on their ending: Geographic adjectives ending in "-er" in their base form are capitalized, others are not.
Adjectives of zero valence are mainly the adjectives referring to weather such as "winding" and "raining" and so on.
The preparations are named with the addition of qualifying adjectives referring to a wide variety of distinct soups or puddings which may be served either hot or cold.
Uzbek and Uzbekistani are adjectives referring to the state of Uzbekistan.
With adjectives referring to beauty and the like, ser means "to be", and estar means "to look".
Usually, colors with the same hue are distinguished with adjectives referring to their lightness and/or chroma, such as with "light blue", "pastel blue", "vivid blue".