The word 'perilously' is correct and usable in written English.
You can use it to make an analogy to describe a dangerous situation. For example, "He drove through the storm perilously."
After three months of turbulent talks, and with cash reserves running perilously low, Greece's leftist-led coalition reshuffled its negotiating team on Monday.
But such expertise is perilously thin on the ground.
Ukraine by comparison has at best 14,500 personnel, 10 naval vessels that are still perilously berthed at Sevastopol just up the bay from their Russian adversaries.
Greece's final tranche of bailout funds will remain frozen until agreement is reached, leaving it perilously short of money to pay a series of financial demands in June.
All things being relative, we have systems in place that, despite allowing us to dangle perilously close to the bottom, keep us from falling into third-world hell.
There was talk yesterday of a big new constitutional offer to try to keep the Scots in the Union, though it feels perilously late for that.
The independent candidate Cathy McGowan is perilously close to unseating rightwinger Sophie Mirabella in Indi, with more than half of the vote counted in the rural Victorian seat.
Ed Miliband was under renewed pressure on Friday night to harden Labour's policy on immigration after the party's perilously narrow win in the Heywood and Middleton byelection.
Is that too perilously close to a party for winners that sleek Cameron and Osborne personify so well?
Mr de Villepin's government is perilously perched: vulnerable to fratricide from within, exposed to discontent from without.
More recently but less perilously, CargoLifter, a German firm that planned to develop a dedicated heavy-lifting airship, went bust in 2002 with only a huge empty hangar and a few blueprints to show for it.Technology Quarterly Splitting the digital difference Behold, the bus of the future Pipe in the sky?
