に当たって[niatatte] at the time of (ind. opportunity or situation where something should be done)
一騎当千[ikkitousen] being a match for a thousand
一指当たり[ichiyubiatari] span
一人当たり[hitoriatari] per person
一人当て[hitoriate] per person

引当[hikiate] mortgage
引当金[hikiatekin] reserves
押し当てる[oshiateru] to push (something) against
穏当[ontou] proper
過当[katou] excessive

向こう脛[mukouzune] shin
脛骨[keikotsu] tibia
脛当て[suneate] greaves
膨ら脛[fukurahagi] calf (of leg)
毛脛[kezune] hairy legs

脛巾[habaki] leggings
脛齧り[sunekajiri] sponging off one's parents
脛に傷持つ[sunenikizumotsu] to have a guilty conscience
親の脛を囓る[oyanosunewokajiru] to depend on one's parents' (financial) support