This is the 8490th most frequent Korean word.
女超
"女超" refers to "women's football (soccer) super league" in Korean contexts.
In this sentence, 여초 is used to refer to a group or context where females are predominant.
그녀는 든든한 여초 팀의 리더입니다.
She is the leader of a supportive female-dominated team.
Here, 여초 is describing a demographic condition where there are more females than males.
이 도시에 여초 현상이 증가하고 있습니다.
The phenomenon of female predominance is increasing in this city.
In this example, 여초 describes the gender composition of the online community as predominantly female.