barnacle
UK[ˈbɑːnək(ə)l]US[ˈbɑːrnək(ə)l]
n
a small sea creature that sticks tightly to rocks, the bottoms of ships, etc.
n
a person or thing that is very difficult to get rid of or to remove.
Etymology
the word 'barnacle' has a fascinating etymological journey marked by mistaken identity. it originates from the medieval latin 'bernaca', a term for a type of shellfish. this was borrowed into old french as 'bernaque' and subsequently into middle english. the word's history is intertwined with the barnacle goose; due to the goose's migratory patterns, medieval naturalists believed the birds hatched from these shell-like crustaceans, leading to the shared name. this folk etymology solidified the term's application to the tenacious marine animal, and by metaphorical extension in the 16th century, to a persistently clinging person.
Analysis
this word is a loanword whose current spelling does not transparently reflect separable morphemes of english or classical origin. it is treated as a simplex form.
Examples
the ship's hull was encrusted with barnacles, slowing its progress.
once he starts telling stories, he's a real barnacle and won't leave.
we had to scrape the barnacles off the pier's wooden pilings.