Bumps an R down to a PG-13, perhaps

• Considers bond values again
• Changes at Standard & Poor's, say
• Changes a review
• Gives a new value to
• Downgrades, e.g
• Awards another star to, perhaps
• Changes at Standard & Poor's, say
• Alters an assessment

Wiktionary Word definitions in Wiktionary
vb. (en-third-person singular of: rerate )