Esprit de corps and Synergism

Esprit de corps noun - The spirit of a group that makes the members want the group to succeed.

Synergism and esprit de corps are semantically related In some cases you can use "Synergism" instead a noun phrase "Esprit de corps".

Synergism noun - The working together of two things (muscles or drugs for example) to produce an effect greater than the sum of their individual effects.

Esprit de corps and synergism are semantically related in collaboration topic. You can use "Esprit de corps" instead a noun "Synergism", if it concerns topics such as mutual effort.