flaring

To cause to burn.

To cause inflammation; to inflame.

To open outward in shape.

“The building flared from the third through the seventh floors to occupy the airspace over the entrance plaza. (intransitive)”

To (operate an aircraft to) transition from downward flight to level flight just before landing.

To blaze brightly.

“The blast furnace flared in the night.”

To shine out with a sudden and unsteady light; to emit a dazzling or painfully bright light.

“The candle flared in a sudden draught.”

To shine out with gaudy colours; to be offensively bright or showy.

To suddenly happen or intensify.

To suddenly erupt in anger.

To be exposed to too much light.

The act of something that flares.