trenchernoun [ C ]
uk/ˈtren.tʃər/us/ˈtren.tʃɚ/Australian English a black hat with a square, flat top, worn on formal occasions by some teachers and students at college or university, and in the past by some school teachers
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mortarboard
in the past, a flat, wooden dish used to serve food
Thesaurus: synonyms and related words
Hats & scarves
- ascot
- balaclava
- bandana
- baseball cap
- beanie
- dicky bow
- dunce's cap
- dupatta
- ear flap
- earmuffs
- millinery
- mitre
- mortarboard
- neckerchief
- necktie
- peaked
- turban
- visor
- yarmulke
- yashmak
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Dishes, bowls, cups & glasses