postern /posˈtərn or pōˈstərn/

1. A back door or gate
2. A small private door
3. A sallyport (qv under sally¹)

1. (of a door, gate, etc) back
2. Private

• crown pieces
• crown-post
• crown-posts
• crown prince
• crown princes
• demarcation
• demarcation dispute
• demarcation disputes
• demarcations
• demark
• demarkation
• demarkations
• dematerialisation
• dematerialise
• dematerialised
• dematerialises
• dematerialising
• dematerialization
• dematerialize
• dematerialized
• dematerializes
• dematerializing
• demayne
• deme
• demean