sed -i -E "s/еж([аиу][^а-я])/ёжик\1/g" *ru*
grep -E "еж[аиу][^а-я]" *ru*
Comment: [^а-я] includes all spaces and punctuation and also finish of string
#!/bin/sh -
echo "*** Luacheck of Lua locale files:"
luacheck ../share/hedgewars/Data/Locale/*.lua --globals locale -q
echo "Missing translations in Lua locale files:"
grep -c -- "^--" ../share/hedgewars/Data/Locale/*.lua