This is the 6981st most frequent German word.
flig
It seems "flig" is not a standard German word. It may be a typographical error or not exist in common German usage.
Here, 'fliegt' means 'flies' and is used as the verb to describe the motion of the bird.
Der Vogel fliegt hoch am Himmel.
The bird flies high in the sky.
In this context, 'flig' is a creative modification used to express swiftness or rapid engagement metaphorically.
Ich bin sehr flig, wenn es um neue Ideen geht.
I am very swift when it comes to new ideas.
Here, 'flig' implies doing something quickly or rapidly in an imperative manner.