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быть как на иголках stresses
gen.	be in a stew; be on pinpoints; be on wires; be in a fine stew; be on pinpoints; be on wires; be in the briers; be on the tenters; be on thorns; sit upon thorns; be on pins and needles; be on tenterhooks
Игорь Миг	be wound up; get peeved; be peeved
idiom.	have a burr under saddle (Баян)
inf.	be on edge (Andrey Truhachev)
Makarov.	be in a fine stew
media.	be in the hot seat (Taras)
быть, как на иголках
Makarov.	be on edge

быть как на иголках: 2 phrases in 2 subjects

Literature	1
Makarov	1