variables; uncertain elements; uncertainties; imponderables
the future; future prospects
journey; route of a journey
evil spirit (that can possess people)
maintaining the status quo
depths of Hell; abyss; inescapable situation
rail (track); (curtain) rail; track (for a sliding door); groundwork; spadework
achievement; attainment; accomplishment; realization
script; screenplay; scenario
completion; conclusion; perfect (tense, form, aspect)