plural of whistling duck

An endopeptidase enzyme that cleaves peptides at the carboxyl side of tyrosine, tryptophan, and phenylalanine amino acids.

A North Caucasian language, spoken primarily in southern Dagestan, Russia.

(idiomatic) Overly sensitive to criticism; quick to take offence; irritable; touchy / Used other than figuratively or idiomatically: see thin, skinned.