nightmare

As nouns the difference between nightmare and phantasm

is that nightmare is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep while phantasm is something seen but having no physical reality; a phantom or apparition.

As nouns the difference between nightmare and phantasy

is that nightmare is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep while phantasy is .

As nouns the difference between nightmare and hallucinations

is that nightmare is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep while hallucinations is .

As a proper noun sally

is , also used as a formal given name.

As a noun nightmare is

a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep.

As a noun nightmare

is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep.

As a letter x is

the twenty-fourth letter of the.

As a symbol x is

voiceless velar fricative.

As nouns the difference between premonition and nightmare

is that premonition is a clairvoyant or clairaudient experience, such as a dream, which resonates with some event in the future while nightmare is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep.

As a noun nightmare

is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep.

As an adjective undefined is

lacking a definition or value.

In now|_|rare|lang=en terms the difference between nightmare and haunt

is that nightmare is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep while haunt is to live habitually; to stay, to remain.

As nouns the difference between nightmare and haunt

is that nightmare is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep while haunt is a place at which one is regularly found; a hangout.

As a verb haunt is

to inhabit, or visit frequently (most often used in reference to ghosts).

As nouns the difference between gost and nightmare

is that gost is while nightmare is a female demon or monster, thought to plague people while they slept and cause a feeling of suffocation and terror during sleep.