Understand fine distinctions by comparing similar things critically. While both essays discuss the environment, the similitude in their viewpoints ends with their conclusions.
Pro Tip 2/3
Not Identical
Similitude implies things are alike but not exactly the same. The twins showed similitude in appearance but had distinct personalities.
Pro Tip 3/3
Detecting Nuance
Use similitude to express nuanced similarities in complex subjects. There's a similitude in the melodies of different classical composers.