悪習慣[akushuukan] bad habit
慣らす[narasu] to accustom
慣れ[nare] practice
慣れる[nareru] to grow accustomed (to)
慣行[kankou] customary practice

慣行取引き[kankoutorihiki] usual business practices (practises)
慣習[kanshuu] usual (historical) custom
慣性[kansei] inertia
慣用[kanyou] common
慣用句[kanyouku] idiomatic usage

悪足掻き[waruagaki] useless resistance
一挙手一投足[ikkyoshuittousoku] slight effort
一足[issoku] pair (footwear)
一足[hitoashi] step
一足先[hitoashisaki] one step ahead

一足飛び[issokutobi] (at) one bound
逸足[issoku] fast runner
右足[migiashi] right foot
運動不足[undoubusoku] insufficient exercise
栄養不足[eiyoubusoku] malnutrition