rationally (adv.)

• analytically
• artfully
• astutely
• circumspectly
• cleverly
• considerately
• cunningly
• discreetly
• intelligently
• judiciously
• knowingly
• logically
• providently
• prudently
• reasonably
• sagaciously
• sanely
• sensibly
• shrewdly
• smartly
• soundly
• thoughtfully
• understandingly
• wisely