お疲れ様でした: I appreciate your efforts, thank you very much, good work

後味: aftertaste

別日: another day

voyeur; peeping tom

(more emphatic) Alternative form of かける (kakeru, “to pour onto, to shake onto, to splash, to drip”): to pour/shake/splash vigorously

(honorific, formal) desiderative of する (suru, “to do”): I would like you to do

半年: half a year; half-year

to attach of material to a skeleton; to flesh out

同梱: packaging together

Contraction of ているわ (-te iru wa).