reņģe

Etymology
Apparently borrowed from (itself maybe from, i.e. originally “school of fish” > “fish that swims in schools”), with loss of the initial syllable ( >  > ). This loanword is already found in 16th-century family names, and later in 17th-century dictionaries.

Noun

 * 1) herring many fish species of the family, especially, which is about 25 cm long, with a bluish green back and silvery sides
 * žāvēta reņģe — dried, smoked herring