i Register
In some senses, truffler is marked as figuratively. Watch for register when choosing this word.
noun
A person who hunts for truffles.
An animal, usually a pig or dog, used for extraction of truffles.
Henry’s great-great-great-second-nephew, Louis XIV, also an ailurophobiac, kept scores of toy poodles, Chien Gris de St. Louis hounds, and trufflers—terriers specially trained to dig up the popular delicacy of the day.
A person who keenly seeks something out.