1. With appreciation; in a grateful manner
   - appreciatively 
2. In a thankful manner; with thanks
   - thankfully

See also: grateful

Antonym: ungratefully

• retiring
• retool
• retort
• retouch
• retrace
• retract
• retractable
• retracted
• retractile
• retraction
• retractor
• retrain
• retraining
• retral
• retranslate
• retransmit
• retread
• retreat
• retreatant
• retreated
• retrench
• retrenchment
• retrial
• retribution
• retributive