Neoplasm and Testudo

Neoplasm noun - An abnormal mass of tissue.

Testudo and neoplasm are semantically related. In some cases you can replace term "Testudo" with "Neoplasm", this nouns are similar.

Testudo noun - A movable protective covering that provided protection from above; used by Roman troops when approaching the walls of a besieged fortification.

Neoplasm and testudo are semantically related. You can use "Neoplasm" instead a noun "Testudo".