Nouncavities in the frame of a door used as part of a pivot hinge · door

Nounextensions on the top and bottom of a door that fit into cavities in the frame (as part of a pivot hinge)

Nounaxle; pivot · center (of power, activity); central point · the Axis (WWII alliance)

Na-adjective (keiyodoshi), Noun which may take the genitive case particle 'no', Noun(most) important; principal; pivotal; key; cardinal

Nounimportant point; essential part; vital point · important state matters

Nounstate secrets

Nounsliding wooden bolt (for holding a door or window shut)

Noundoor (with a pivot hinge)

Nouncardinal (Catholic Church)

NounAxis powers (World War II)

NounPrivy Council (abolished in 1947)