characterized by or pertaining to emotion: the emotive and rational capacities of humankind. productive of or directed toward the emotions: Artistic distortion is often an emotive use of form.
portent. A phenomenon that serves as a sign or warning of some future good or evil: augury, forerunner, foretoken, omen, prefigurement, presage, prognostic, prognostication, sign. Idiom: writing on the wall.
1 (original sense) (Greek mythology) One of a group of nymphs who lured mariners to their death on the rocks.  A device, either mechanical or electronic, that makes a piercingly loud sound as an alarm or signal, or the sound from such a device.