Without great variation.
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.
Divisible by two.
An even number.
To make flat and level.
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.
Not radical.
One who is not a radical.
That which is not a radical (group of atoms that function as a unit in reactions).