Final answer:
The Hebrew word for the content of the book of Proverbs is Mishlei, meaning 'maxims' or 'sayings,' and is associated with ethics and wisdom.
Step-by-step explanation:
The Hebrew word used to designate the content of the book of Proverbs is Mishlei, which itself means "Proverbs" or specifically, "maxims" or "sayings". The book is part of the Ketuvim, or Writings, which is the third section of the Tanakh, the Hebrew Bible. Proverbs offers wisdom and teachings on morality, ethics, and right conduct, and is traditionally attributed to King Solomon, known for his wisdom.