respectful (adj.)

• accommodating
• affable
• agreeable
• appreciative
• approbatory
• attentive
• ceremonious
• civil
• complaisant
• complimentary
• conscientious
• considerate
• cordial
• courteous
• deferential
• duteous
• dutiful
• encomiastic
• ethical
• eulogistic
• fair
• flattering
• gentlemanly
• graceful
• gracious
• honorific
• ladylike
• laudatory
• mannerly
• moral
• obedient
• obliging
• observant
• panegyric
• polite
• regardful
• reverent
• reverential
• scrupulous
• solicitous
• tactful
• thoughtful
• urbane
• well-behaved
• well-mannered