Discoverer and Tracer

Discoverer noun - Someone who is the first to observe something.

Tracer and discoverer are semantically related. In some cases you can replace term "Tracer" with "Discoverer", this nouns are similar.

Nearby Words: discover, discovered, discovery, discovering, discoverable

Tracer noun - An investigator who is employed to find missing persons or missing goods.

Discoverer and tracer are semantically related. You can use "Discoverer" instead a noun "Tracer".

Nearby Words: trace, traced, tracing, tracery, tracking