Converse of object

• have: Our cast iron letterbox plate has a knocker for easy practical style.

• hear: In the days before bell pushes, no one would hear a door knocker in a house as large as Aston Hall.

• shape: On The North Door of Durham Cathedral is a bronze door knocker shaped like a lion's head.

• lift: As she lifted the knocker a second time, the rings on her fingers glittered in the sunlight.

• work: SHOT Sir James coming with unhesitating steps along the veranda, works the knocker on the door.

• use: Mulder uses the knocker and Sparks opens the door. ) SCULLY: Frank Sparks?

Adjective modifier

• antique: A fantastic little English antique brass door knocker, perfect for your vintage chic home.

• original: ENTRANCE VESTIBULE Entered via a solid wood exterior door with glazed panels and original door knocker.

• old: Old door knockers, door bells and other door hardware in brass and iron, shipped worldwide.

• heavy: A heavy brass knocker, set in the center of the massive expanse of wood, gleamed in the early morning light.

Preposition: on

• door: We can see what looks like a knocker on the door.

Noun used with modifier

• sanctuary: Today, the sanctuary knocker hangs in the hall over the high table.

• door: Cast Iron Cast iron door knockers are often painted black.

• brass: A heavy brass knocker, set in the center of the massive expanse of wood, gleamed in the early morning light.

• iron: Cast Iron Cast iron door knockers are often painted black.

• lion: Thirdly, the bolding of the keyword combination lion knockers ( not overdone and perfectly understandable in this paragraph ).

• bronze: On The North Door of Durham Cathedral is a bronze door knocker shaped like a lion's head.