to fan (oneself, flames, etc.)
to flap (in the wind)
to instigate; to stir up; to incite; to agitate
to drive up prices (by buying a large amount of something)
to take a photo from a low angle
to tailgate
弱火を煽って大きくする。
I fan the low flame to make it bigger.
風が炎を煽る。
The wind fans the flames.
強い風が焚き火の炎を煽った。
A strong wind fanned the flames of the bonfire.