trace vs pencil

trace and pencil both are nouns.

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

trace (noun)	pencil (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 thin cylindrical pointed writing implement; a rod of marking substance encased in wood
either of two lines that connect a horse's harness to a wagon or other vehicle or to a whiffletree	a cosmetic in a long thin stick; designed to be applied to a particular part of the face
an indication that something has been present	a figure formed by a set of straight lines or light rays meeting at a point
a suggestion of some quality	graphite (or a similar substance) used in such a way as to be a medium of communication
a visible mark (as a footprint) left by the passage of person or animal or vehicle
a just detectable amount

trace (verb)	pencil (verb)
follow, discover, or ascertain the course of development of something	write, draw, or trace with a pencil
read with difficulty
make a mark or lines on a surface
copy by following the lines of the original drawing on a transparent sheet placed upon it; make a tracing of
pursue or chase relentlessly
to go back over again
make one's course or travel along a path; travel or pass over, around, or along
discover traces of