IPA: /ˈliːdələs/
KK: /ˈlidərləs/
Not having a person in charge or someone to guide or direct.
The team was leaderless after their captain left the organization.
Leaderless → It is formed from "leader" (from Old English "lædere", meaning one who leads) and "-less" (meaning without). The word "leaderless" means without a leader or lacking someone to guide or direct.
Think of being 'without' ('-less') someone who 'leads' ('lædere') — that's why leaderless means lacking a leader.