存続 そんぞく
sonzoku

Noun
Suru Verb

1. continuance; survival; persistence; retention; duration

Transitive
その地方 ちほうではその ふる風俗 ふうぞくがなお存続 そんぞくしている。
sono chihōdewa sono furui fūzokuga nao sonzoku shite iru.
The old custom is still kept up in that district.