1. Showing or motivated by sympathy and understanding and generosity
   - charitable, benevolent, kindly, sympathetic, good-hearted, large-hearted 
2. Freely communicative; candidly straightforward
   "openhearted advice"

See also: communicative, communicatory, kind

• warehouseman's lien
• warehouser
• warehousing
• warez
• warfare
• warfarin
• warhead
• Warhol
• warhorse
• warily
• wariness
• Warji
• warlike
• warlock
• warlord
• Warlpiri
• warm
• warm front
• warm the bench
• warm to
• warm-blooded
• warm-bloodedness
• warm-heartedly
• warm-toned
• warm-up