trace vs watch

trace and watch both are nouns.

Word	Noun	Adjective	Verb	Adverb
trace	Yes	No	Yes	No
watch	Yes	No	Yes	No

trace (noun)	watch (noun)
a drawing created by superimposing a semitransparent sheet of paper on the original image and copying on it the lines of the original image	a purposeful surveillance to guard or observe
either of two lines that connect a horse's harness to a wagon or other vehicle or to a whiffletree	the rite of staying awake for devotional purposes (especially on the eve of a religious festival)
an indication that something has been present	a small portable timepiece
a suggestion of some quality	a person employed to keep watch for some anticipated event
a visible mark (as a footprint) left by the passage of person or animal or vehicle	a period of time (4 or 2 hours) during which some of a ship's crew are on duty
a just detectable amount	the period during which someone (especially a guard) is on duty

trace (verb)	watch (verb)
follow, discover, or ascertain the course of development of something	find out, learn, or determine with certainty, usually by making an inquiry or other effort
read with difficulty	look attentively
make a mark or lines on a surface	be vigilant, be on the lookout or be careful
copy by following the lines of the original drawing on a transparent sheet placed upon it; make a tracing of	observe without intervening
pursue or chase relentlessly	observe or determine by looking
to go back over again	see or watch
make one's course or travel along a path; travel or pass over, around, or along	follow with the eyes or the mind
discover traces of