Litscape Default Censored Word List:
46 words ending with ng, 5 letters long

acing aging along among aping awing axing being bling bring clang cling clung cuing doing dying eking eying fling flung going icing iring lying owing prong ruing slang sling slung sting stung suing swang swing swung thing thong twang tying using vying wring wrong wrung young