奥庭[okuniwa] inner garden
家庭[katei] home
家庭を顧みない[kateiwokaeriminai] thinking little of one's family
家庭科[kateika] home economics
家庭教育[kateikyouiku] home education

家庭教師[kateikyoushi] tutor
家庭裁判所[kateisaibansho] family court
家庭内暴力[kateinaibouryoku] household violence (esp. adolescent children towards parents)
家庭用[kateiyou] for home (vs business) use
家庭欄[kateiran] family column (newspaper)

弄りまわす[ijirimawasu] to tinker with
玩弄[ganrou] make sport of
玩弄物[ganroubutsu] plaything
愚弄[gurou] mockery
飜弄[honrou] trifling with

弄する[rousuru] to play with
弄り[ijiri] meddling
弄る[ijiru] to touch
嘲弄[chourou] scorn
弄ぶ[moteasobu] to play with (a toy, one's hair, etc.)