KANJI GUIDE
A flower. 花見 is going to look at cherry blossom; 花火 is fireworks — fire flowers.
The sky, and heaven with it. 天国 is paradise; 天気 is the weather.
Half of 瑠璃, the deep blue stone. On its own it is used mostly for its sound and its colour.
Revered, held above others. 尊敬 is respect; 尊い is precious in the high sense.