Nounash glaze (type of fundamental glaze used in ancient times made from the ashes of raw materials such as unhulled rice, straw, oak and pine)

Nouncopper glaze (pottery)

Noun which may take the genitive case particle 'no'unglazed (e.g. pottery)

Nounglazing (ceramics)

Nounlead glaze (porcelain manuf.)