- admonitory, cautionary, exemplary, monitory, warning - serving to warn; "shook a monitory finger at him"; "an exemplary jail sentence"
Antonym: persuasive (indirect, via dissuasive)
- admonitory, admonishing, reproachful, reproving - expressing reproof or reproach especially as a corrective
Antonyms: favorable, favourable (indirect, via unfavorable)