Final answer:
The Pythia of Delphi was the priestess of Apollo who delivered prophecies from the gods. She would enter into a trance-like state and speak in unintelligible words, which were then interpreted by the priests. This practice was unique to the Oracle of Delphi and was considered strange by outsiders.
Step-by-step explanation:
The Pythia of Delphi was odd because she was the priestess of Apollo who delivered prophecies from the gods. The Pythia was chosen by the priests of Apollo and was usually an older woman. She would enter into a trance-like state and speak in unintelligible words, which were then interpreted by the priests. This practice was unique to the Oracle of Delphi and was considered strange by outsiders.