Related Clues:

• Reliable
• Absolutely reliable
• Virtuous
• Extremely reliable
• Absolutely dependable
• Of lasting value
• A U is, perhaps, only shorter
• Like not to be bad and yellow
• Exemplary (of children's behaviour)?
• Thanks thus expressed by poet
• Exemplary work of Heller
• Odd as Gogol rewritten by Heller
• In great condition