Plover and Shorebird

Plover noun - Any of numerous chiefly shorebirds of relatively compact build having straight bills and large pointed wings; closely related to the sandpipers.

Shorebird and plover are semantically related. In some cases you can use "Shorebird" instead a noun "Plover".

Shorebird noun - Any of numerous wading birds that frequent mostly seashores and estuaries.

Plover and shorebird are semantically related. Sometimes you can replace term "Plover" with "Shorebird", this nouns are similar.