LBTREOG

Make words with G,

5-or-more characters

Missing: a few -ER words.

Also try Week-long game:

Follow 'help' link...

BEGET BEGOT BLOGGER BOGGLE BOGGLER BOOGER BOOTLEG BOOTLEGGER EGGER EGRET ERGOT GEOLOGER GETTER GLEBE GLOBE GOBBET GOBBLE GOBBLER GOBLET GOGGLE GOOBER GOOGOL GORGE GORGET GREET GROTTO LOGGER REGLET REGORGE REGRET TOGGLE TOGROG