interloper
Merriam-Webster's Word of the Day for December 4, 2021 is:
interloper \in-ter-LOH-per\ noun
An interloper is a person or thing that intrudes in a place or sphere of activity.
// As he watched the doe and fawn grazing in the field, the photographer was struck by a feeling of being an interloper.
Examples:
"For decades, physicists have suspected an interloper. A reclusive, hypothetical subatomic particle might be creeping into studies of neutrinos, nearly massless particles with no electric charge. A new study casts doubt on that idea…." — Emily Conover, Science News, 27 Oct. 2021
Did you know?
The -loper part of interloper is believed to be either from an English dialectal word meaning "leap" or from a Dutch word meaning "to run." (The prefix inter- means "between" or "among.") An interloper is essentially one that jumps into the midst of things without an invitation to do so.
