[Mad Dawgg]

equi·poise noun \ˈe-kwə-ˌpȯiz, ˈē-\

1: a state of equilibrium

2: counterbalance

Examples:

When participating in any dangerous sport, one should maintain an equipoise between fearless boldness and commonsense caution.

Her frugality is a much-needed equipoise to her husband's spendthrift ways.

First known useof equipoise:

1658

http://www.merriam-webster.com/dictionary/equipoise

[PROCON]

First known useof equipoise:

Sheesh, didin't know we had so many dictionary experts here on FR!..:=)

Sorry, I repent!!

[TASMANIANRED]

Evening Dawgg