Grey

Argenta

Silvery

Ash

Greyish powder left after something is burned

Azure

Blue Sky

Blan

Grey-haired one

Blanford

Grey-haired one's river crossing

Blue

A colour between green and indigo. Gloomy or depressed.

Celene

The moon

Cinders

Partly burned substance or ashes

Clorox

For a grey cat with white bits (Clorox bleech).

Dusty

Covered with dust, tinged with grey

Flanelle

reminiscent of grey coastal flowers

Floyd

From Lloyd - grey haired

Gandalf

For the grey or white wizard pet

Graycie

For a grey pet.

Gris

Grey.

Grimalkin

A Moll or female cat.

Griselda

Gray-haired female warrior.

Griswold

From the grey forest.

Lowanyeri

Place of grey geese

Mason

Worker in stone.

Misty

Covered with mist

Mouse

A small rodent with a long tail and small rounded ears.

Mushroom

A fleshy vegetable with an umbrella shaped cap atop a stalk.

Nimbus

Dark rain cloud. Type of halo or radiance.