Tried to airbrush a zenithal highlight, but primer was too wet straight

Zenithal with Contrast paint. Someone asked if it makes a difference. This is one coat no extra highlights. Light coming straight onto model that is sideways. : r/killteam

How to Zenithal Highlight Without an Airbrush

How to Airbrush Zenithal Highlights (Fast & Easy) - Tangible Day

Zenithal Priming and Painting Miniatures – A Tutorial - Tangible Day

SPEED PAINTING WITH SPEEDPAINTS

What is Zenithal Primer? - D6 Combat

Zenithal Priming - why is it “a thing ?

Tried to airbrush a zenithal highlight, but primer was too wet straight out of the bottle and ended up filling the recesses (reverse highlight). Is this normal for these primers? : r/minipainting

Nurgle Pustules and Tentacles: Contrast Paints Experimentation - Richard Gray Creations

Zenithal Priming Tutorial