Answer:
I march before armies, a thousand salute me. My fall can bring victory, but no one would shoot me. The wind is my lover, one-Βlegged am I. Name me and see me at home in the sky.
A word I know, six letters it contains. Subtract just one and twelve remains.
A house full, a yard full, a chimney full, no one can get a spoonful.
What flies around all day but never goes anywhere?
I appear in the morning. But am always there. You can never see me. Though I am everywhere. By night I am gone, though I sometimes never was. Nothing can defeat me. But I am easily gone.
Iβm grown from darkness but shine with a pale light. Very round I am and always a lady's delight.