Wiktionary
unconcerted
a. Not concerted.
Usage examples of "unconcerted".
Mr Peevie, one of the very sickerest of all the former sederunts, came to me next morning, in a remonstrating disposition, to enquire what had come over me, and to tell me that every body was much surprised, and many thought it not right of me to break in upon ancient and wonted customs in such a sudden and unconcerted manner.
The fire thus suppressed, the Posleen rushed forward, as fast as lions for that short sprint, and were within two hundred meters before unconcerted fire resumed.
In your opinion, will we have enough creative energy available from unconcerted joint output to bleed off the volatiles and sink the magmatic residue back into the asthenosphere?