Bittern and Heron

Bittern noun - Relatively small compact tawny-brown heron with nocturnal habits and a booming cry; found in marshes.

Heron and bittern are semantically related. In some cases you can use "Heron" instead a noun "Bittern".

Nearby Words: bitter, bitterness

Heron noun - Grey or white wading bird with long neck and long legs and (usually) long bill.

Bittern and heron are semantically related. Sometimes you can replace term "Bittern" with "Heron", this nouns are similar.

Nearby Word: heronry