deliberate (adj.) Look up deliberate at Dictionary.com
1540s, "done with careful consideration," from L. deliberatus, pp. of deliberare (see deliberation). Meaning "slow, consciously unhurried" is attested by 1590s.
deliberate (v.) Look up deliberate at Dictionary.com
1540s, from L. deliberat-, pp. stem of deliberare (see deliberation). Related: Deliberated (1590s); deliberately (1530s); deliberating (1640s).