phantasmagoria: a sequence of real or imaginary images like that seen in a dream.

subfusc: dull; gloomy

obnubilate: darken, dim, or cover with or as if with a cloud; obscure

nigrescent: blackish

simulacrum: a slight, unreal, or superficial likeness or semblance.

decadence: moral or cultural decline, esp. after a peak or culmination of achievement

ensorcelled: bewitched or enchanted

ostensible: stated or appearing to be true, but not necessarily so

ubiquitous: present, appearing, or found everywhere

tempestuous: very stormy