abreast

“Feet or no feet, I can keep abreast of all thy four,” said Kaa shortly.

They were just abreast of Mareciana, and beyond the flat but verdant Island of La Pianosa.

The moon shone clear above them, and they rode swiftly abreast, taking that course which the maid must needs have taken if she were to reach her own home.

The passageway sloped in a gentle descent, enlarging as they proceeded; still Franz and the count were compelled to advance in a stooping posture, and were scarcely able to proceed abreast of one another.