把持 is read as はじ (haji) and means grasp.
はじ
haji
わ
counter for bundles
たば
bundle
はあく
understanding
はあくはんしゃ
grasp reflex
いじ
maintenance
ほじ
retention
けんじ
holding on to
ごじ
defend and maintain
こうぞうほじ
structure preserving
せんどほじ
freshness preservation (of food)
へいわいじ
peacekeeping
ちあんいじ
maintenance of public order