(military) "wind-forest-fire-mountain", a military strategy that's based on the premise of being "as swift as the wind, as silent as the forest, as fierce as the fire, as firm as the mountain"

wealthy / rich / abundant

enclose

assistant / sub- / deputy / vice-

character

the United Kingdom

sincerely, yours sincerely, sincerely yours (at the end of a letter)

(weather) snowstorm

anemometer

creative originality, inventiveness, ingenuity