Word Study
attemperate
CIDE DICTIONARY
attemperate, a. [L. attemperatus, p. p. of attemperare. See Attemper.].
Tempered; proportioned; properly adapted. [1913 Webster]
"Hope must be . . . attemperate to the promise." [1913 Webster]
attemperate, v. t.
To attemper. [1913 Webster]
For further exploring for "attemperate" in Webster Dictionary Online