Decorum
/dɪˈkɔːrəm/noun
Behavior that is socially proper, respectful, and in good taste.
Did you know?Decorum comes from Latin decorum, meaning “that which is fitting” or “seemly,” from the same root as decor and decorate—words originally tied to what was appropriate, not just pretty.
Etymological Timeline
Proto-Indo-European
PIE
*dek-
“to take, accept, or be suitable”
Latin
Latin
decet
“it is fitting, proper”
Latin
Latin
decorum
“that which is fitting; propriety; seemliness”
Late Middle English
English
dekorum
“propriety in behavior or conduct”
Modern English
English
decorum
“proper and polite behavior”
Explore more surprising origins