English
hatiquette
Blend of hat + etiquette.
Proto-Germanic *hattuz ‘hat’
Proto-West Germanic *hattu ‘hat’
Old English hætt
Middle English hat ‘a hat or cap’
English hat
Proto-Indo-European *(s)teyg- ‘to be sharp, to stab, to goad, to puncture’
…
Old French atachier ‘to attach’
Middle French estacher ‘to stick’
Middle French estiquette ‘ticket, memorandum’
French étiquette ‘property, a little piece of paper, or a mark…’
English etiquette
Today it means
noun The etiquette attached to the wearing of hats.
Language periods are conventional ranges, not dates for this word.
Etymograph / hatiquette