Related Clues:

• Highly intelligent
• Logically sound
• Thought out
• Skilful, adroit
• Brainy, smart
• Deduced or concluded
• Bright, quick-witted, intelligent
• Consistent with reason
• Based on reason
• Smart and ingenious
• Smart, adroit
• Thought logically through or deduced
• Quick and intelligent
• Smar and canny
• Adroit, ingenious