Message when using the fire orb: "The forces of Chaos summon raw elemental fire!"
Message when using the fire orb and cancelling: "You create a large bonfire."
Message when using the water orb: "You are healed!"
Message when using the water orb and cancelling: N/A
Message when using the air orb: "You feel how the forces of Chaos enslave an air elemental to be your servant."
Message when using the air orb and cancelling: "You create a short-lived thunderstorm."
Message when using the earth orb: "You sense how the raw forces of chaos try to shake the earth itself!"
Message when using the earth orb and cancelling: N/A
Message when using the mana orb: "You sense how the raw forces of chaos fill you with power!"
Message when using the mana orb and cancelling: N/A

My conclusion: the bonfire and thunderstorm messages are intentional and meant to be flavor text.

The lowercase "chaos" in the last two messages is exactly how it's rendered in-game, and maybe should be capitalized.

I adjusted some messages.