dispendio bedeutet auf Englisch

expenditure [expenditures]▼(amount expended)
noun
[UK: ɪk.ˈspen.dɪ.tʃə(r)] [US: ɪk.ˈspen.də.tʃər]

waste [wastes]▼(action of wasting, ineffective use)
noun
[UK: weɪst] [US: ˈweɪst]

costly [costlier, costliest]▼(expensive)
adjective
[UK: ˈkɒst.li] [US: ˈkɑːst.li]

expensive▼(having a high price or cost)
adjective
[UK: ɪk.ˈspen.sɪv] [US: ɪk.ˈspen.sɪv]

time-consuming▼(requiring significant amounts of time)
adjective
[UK: ˈtaɪmk.ən.ˈsjuː.mɪŋ] [US: ˈtaɪmk.ən.ˌsuː.mɪŋ]