The word "tug" is correct and usable in written English.
You can use it to refer to a "pulling force" of some kind, such as the act of pulling something. For example: "He gave the rope a tug to test its strength."
They tied a cord around volunteers' fingers and got them to tug until the joint went pop.
It is also keen to create jobs and maintain social stability in the months before the 60th anniversary of Communist Party rule in October.Still, the central bank has begun to tug gently at the reins.
But if 2012 DA14 passes through a roughly 500-metre-wide "keyhole" strip of space that happens to be about 28,100km from Earth, gravity could tug its orbit just enough for it to hit the Earth 13 years later on February 13th, a Friday.
In some fields of endeavour, such as genetic research, it found that good work was rewarded with professional success; but in others, professional pride and corporate profit seemed to tug in opposite directions.
While others yearn to tug his party far to the populist left, Mr Castro favours "aspirational, collaborative" politics.
In the same way that the gravitational pull of Earth's moon causes tides in the oceans, a planet will tug more strongly on the near sides of its moons than on their far sides.
Call it a sixth sense, but there are moments when Lost in Showbiz feels the hands of its readers tugging imploringly at its sleeve, their faces upturned, their eyes beseeching, an urgent question forming on their lips.
Obama has tugged at the needle of our moral compasses several times with soundbites loaded with ethical ordnance.
It is sport that tugs me back in to "current affairs".
It is a place of contrasts, wooded and farmed, but with a rugged east-facing coastline where you can watch the oil rigs being tugged in for servicing from the North Sea.
Basketball shorts (and men's shorts) stayed short until the Chicago Bulls' Michael Jordan requested otherwise in the 1980s: he requested that the Bull's manufacturer, Champion, drop his inseam because he had a habit of tugging on his shorts while playing defense.
