Additional suggestions for names with the meaning "leader" are:
Agrata (f), Didrika (f),
Dean (m), Derica (f),
Emory (m), Ingo (m),
Kaiser (m), Ryann (f), Warrick (m)
Additional suggestions for names with the meaning "power" are:
Amandla (f), Charisma (f),
Devi (f),
Dick (m),
Dima (m), Eryk (m), Kabira (f), Kana (m), Katima (f), Kellan (m), Kellen (m), Kellyn (f),
Li (f/m)
Mahala (f),
Mahalia (f),
Mathilda (f),
Matilda (f),
Maynard (m), Nerice (f),
Nero (m),
Rhona (f),
Tillie (f),
Val (f/m), Virote (m)
Additional suggestions for names with the meaning "strength" are:
Angus (m),
Astrid (f),
Audrey (f), Avarielle (f),
Briana (f), Brygid (f), Etana (f), Eyal (m),
Fergal (m), Magnar (m),
Oz (m/f),
Valarie (f),
Valeria (f),
Yael (m),
Zeke (m)