cingulum /singˈgū-ləm/

1. A girdle, as of a priest's alb
2. A girdle-like structure, such as the band round the base of the crown of a tooth

• not quite the thing
• Notre-Dame
• no-trump
• no-trumper
• no-trumps
• not say boo to a goose
• not see beyond one's nose
• not see further than the end of one's nose
• not see the wood for the trees
• nott
• not take no for an answer
• not tell chalk from cheese
• not that
• not the end of the world
• not the faintest
• not the full quid
• not the full shilling
• not the word for it
• not to be sneezed at
• not to be sniffed at
• not to give a monkey's
• not to have a ghost
• not to have a ghost of a chance
• not to know a B from a battledore
• not to lead the life of a dog