Flat and level.
Equal in proportion, quantity, size, etc.
On equal monetary terms; neither owing nor being owed.
parallel; on a level; reaching the same limit.
On equal terms of a moral sort; quits.
Convenient for rounding other numbers to; for example, ending in a zero.
Without great variation.
Divisible by two.
To make flat and level.
An even number.
In reality; implying an extreme example in the case mentioned, as compared to the implied reality.
Emphasizing a comparative.
Signalling a correction of one's previous utterance; rather, that is.
Calm, undisturbed, peaceful, serene.
Pertaining to the halcyon or kingfisher.
The dead body of such a bird, said in Tudor times to act as a weather vane when hung from a beam.
A kingfisher whose nesting by the sea was said, in classical mythology, to cause the Gods to restrain the wind and waves.
A tropical kingfisher of the genus Halcyon, such as the sacred kingfisher (Halcyon sancta) of Australia.