Groined arch and a flying buttress; both are common architectural elements.
Cinquefoil, part of a Gothic ornament commonly found in stone decorations of windows or panels.
A chevron found in architecture.
Cinquefoil, a Gothic ornament found in stone decorations of windows or panels.
Crocket, as seen in Exeter Cathedral in England.
A gable is the triangular part of an exterior wall between the side walls and the slopes of the roof.
Norwich, a cloister example, found in England.
Worcester, an example of a cloister.