"lubricate" is correct and usable in written English.
You can use it to refer to making something less vulnerable to friction, or making something easier to do by reducing the effort required. For example: "Lubricating the moving parts of the machine will make operating it much easier."
Much of the investment in infrastructure has gone to lubricate exports.
Patients submit their cases and may offer a reward of a few hundred dollars to lubricate the process.
Some of this cash is used to lubricate dollar-based international trade.
What will lubricate the revolution when the oil bonanza ends?
A wholesale tax reform, including a merger of national-insurance and personal tax payments, which was again delayed by the chancellor, might have to wait until there is more money to lubricate the changes.
An occasional prompt was enough to lubricate the conversation.
Noise insulation grants have in the past been given to those living close to Heathrow and Gatwick; but, again, the numbers involved are tiny and the grants often meet less than half of the cost of the insulation.Across the Channel, money is used to lubricate the planning system.
Replacing it is a kind of neutral friendliness, where human encounters take place devoid of the signifiers of emotional and status differences that past generations found so essential.That may lubricate business meetings.
HFT firms maintain that no change is needed, on the grounds that they help to lubricate markets by increasing volumes and ironing out inconsistencies in prices.
Nevertheless, the Israelis sweetened that deal late in 2000 in meetings at Taba, Egypt.The Americans had previously offered bridging ideas to lubricate sticky parts of the negotiations, but at that fateful meeting at the White House, the President himself spelled out detailed proposals, with maps, for a final settlement.
And in both instances, America can lubricate the relationship by providing modern weaponry and at least some of the money to buy it.
