徒費 is read as とひ (tohi) and means waste.
とひ
tohi
とほ
walking
とろう
fruitless effort
あだ
vain
とてい
apprentice
ただびと
ordinary person
かちびと
walker
あだびと
stylish person
いたずらびと
dead person
ずにん
prisoner (for one to three years under the ritsuryō system)
あだごと
trivial matter
とこう
としゅ
being penniless