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Use "operativeness" in a sentence
"A constant reflection on such questions during this conference and after should create in you a positive forward look and co-operativeness that should drive every one of you to do his best for the Freedom cause."
"Because of her co-operativeness, the Lord blesses her with health, strength and inner beauty."
"He experienced considerable difficulties in fulfilling all these roles for a range of reasons, including a shortage of staff, and a degree of unco-operativeness from the head of NAT."