How to Say "tracing" in Spanish
The most common Spanish word for “tracing” is “rastreo” — use 'rastreo' when you are talking about the act of following the progress or location of something, like a package or a person..
rastreo
/ras-TREH-oh//rasˈtɾeo/

Examples
El rastreo de mi paquete dice que llegará mañana.
The tracking for my package says it will arrive tomorrow.
La policía realizó un rastreo exhaustivo por el bosque.
The police carried out a thorough search through the forest.
El rastreo de contactos es vital para frenar la enfermedad.
Contact tracing is vital to stop the disease.
Tracking vs. The Track
Use 'rastreo' for the actual process or action of tracking. If you want to talk about the physical mark left behind (like a footprint), use the word 'rastro'.
Making it plural
To talk about multiple tracking efforts, just add an 's' to the end: 'los rastreos'.
Confusing 'Rastreo' and 'Rastro'
Mistake: “Vi un rastreo de oso en la nieve.”
Correction: Vi un rastro de oso en la nieve.
trazado
/tra-SAH-doh//tɾaˈsaðo/

Examples
El trazado de la ciudad es medieval.
The layout of the city is medieval.
Están modificando el trazado de la nueva carretera.
They are modifying the route of the new highway.
El trazado original del mapa se ha borrado.
The original outline of the map has been erased.
Using 'el' with Trazado
Even though it comes from a verb, in this context it acts as a normal noun and always needs a masculine article like 'el' or 'un'.
Abstract vs. Concrete
It can refer to both a physical path (like a road) or an abstract plan (like the layout of a project).
Trazado vs. Trazo
Mistake: “Using 'trazado' to mean a single stroke of a pen.”
Correction: Use 'trazo' for a single mark or stroke, and 'trazado' for the overall plan or path.
Tracking vs. Drawing
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