Tam o’ Shanter /tam ə-shanˈtər/

1. The hero of Burns's poem of the same name
2. A cap with broad circular flat top (informal tam or tammˈy)

• not in the slightest
• notion
• notional
• notional income
• notionalist
• notionalists
• notionally
• notionist
• notionists
• notions
• notitia
• notitiae
• notitias
• not know a B from a battledore
• not know a B from a broomstick
• not know a B from a bull's foot
• not know chalk from cheese
• not know if one is coming or going
• not know one's arse from one's elbow
• not know someone from Adam
• not know the first thing about
• not lift a finger
• not likely
• not long for this world
• not make head or tail of