on someone 的近义词 15 个

• as a gift
• chargeless
• complimentary
• costless
• for love
• for nothing
• free of charge
• free ride
• freebie
• freely given
• gratuitous
• on the house
• unpaid for
• without charge
• without recompense

on someone 的反义词 2 个

• costly
• expensive