"일곱" is the Korean word for the number seven. It is a cardinal number used to indicate quantity. In various cultures, the number seven often holds special significance, such as in the seven wonders of the world or seven days of the week. In Korean culture, "일곱" can also be associated with good fortune and completeness. For example, there are seven colors in a rainbow and seven notes in a musical scale. This number appears frequently in folklore and traditions, highlighting its importance in both daily life and cultural practices.