watchful

As an adjective watchful

is observant, vigilant and aware.

As a verb observing is

.

As a noun observing is

observation.

As adjectives the difference between watchful and insomniac

is that watchful is observant, vigilant and aware while insomniac is suffering from or pertaining to insomnia.

As a noun insomniac is

one who suffers an inability or difficulty sleeping; a sufferer from insomnia.

As adjectives the difference between watchful and undefined

is that watchful is observant, vigilant and aware while undefined is lacking a definition or value.

As a noun extreme

is .

As an adjective watchful is

observant, vigilant and aware.

As a noun consciousness

is the state of being conscious or aware; awareness.

As an adjective watchful is

observant, vigilant and aware.

As an adjective watchful

is observant, vigilant and aware.

As a noun sleepness is

the state, condition, or instance of sleeping; sleep; sleepfulness.

Provident is a related term of watchful.

As adjectives the difference between provident and watchful

is that provident is possessing, exercising, or demonstrating great care and consideration for the future while watchful is observant, vigilant and aware.

Disturbed is a related term of watchful.

As adjectives the difference between disturbed and watchful

is that disturbed is showing symptoms of mental illness, severe psychosis, or neurosis while watchful is observant, vigilant and aware.

As a verb disturbed

is (disturb).

Regardful is a related term of watchful.

As adjectives the difference between regardful and watchful

is that regardful is respectful while watchful is observant, vigilant and aware.

As adjectives the difference between watchful and sleepless

is that watchful is observant, vigilant and aware while sleepless is characterized by an absence of sleep.