Fingerection 

The act of extending or pointing your index finger with intent.

When Paul saw that Damien had stolen his pudding, he suddenly experienced a fingerection.

Fingerection by TheWorldIsQuietHere January 5, 2015

fiberection 

A term for the pleasure a knitter or other fiber artist derives from buying, viewing, or being in the general vicinity of their preferred fiber medium (yarn, wool, etc).

Seeing all that beautiful cashmere yarn on sale totally gave me a fiberection .

fiberection by A Minnesota Knitter February 25, 2010