Ameba and Protozoa

Ameba noun - Naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion.

Protozoa and ameba are semantically related In some cases you can replace term "Protozoa" with "Ameba", this nouns are similar.

Protozoa noun - In some classifications considered a superphylum or a subkingdom; comprises flagellates; ciliates; sporozoans; amoebas; foraminifers.

Ameba and protozoa are semantically related in minute organism topic. You can use "Ameba" instead a noun "Protozoa".