watchfulness vs wakefulness

watchfulness and wakefulness both are nouns.

Word	Noun	Adjective	Verb	Adverb
watchfulness	Yes	No	No	No
wakefulness	Yes	No	No	No

As nouns, watchfulness and wakefulness are synonyms defined as:

watchfulness and wakefulness: the process of paying close and continuous attention

Other synonyms of watchfulness include alertness, vigilance.

watchfulness (noun)	wakefulness (noun)
vigilant attentiveness	a periodic state during which you are conscious and aware of the world
the process of paying close and continuous attention	the process of paying close and continuous attention
	a temporary state in which you are unable (or unwilling) to sleep