This is the 9687th most frequent Swedish word.
gammeltidens
"Of old times" or "old-fashioned."
'Gammeltidens' is used as a possessive form describing traditions belonging to historical times.
Gammeltidens traditioner lever fortfarande kvar.
The traditions of old times still persist.
'Gammeltidens' here modifies 'art', specifying it as originating from an earlier era.
Många finner inspiration i gammeltidens konst.
Many find inspiration in the art of old times.
In this sentence, 'gammeltidens' is attributive, identifying the time period in which the inventions were made.