(a.) Costing nothing.

accommodating almsgiving altruistic beneficent benevolent benign bighearted bleeding bountiful clement commiserative compassionate complimentary condolent considerate costless easy eleemosynary expenseless for free for love for nothing forbearant forbearing forgiving free free as air free for nothing free gratis free of charge free of cost freebie freehearted generous gentle giftlike given good gratis gratuitous greathearted helpful human humane humanitarian indulgent kind kindhearted kindly largehearted lenient liberal long-suffering magnanimous melting merciful munificent obliging on the house open-handed patient philanthropic pitying public-spirited ruthful soft softhearted sympathetic sympathizing tender tenderhearted thoughtful tolerant tolerating unbought understanding unpaid-for unselfish unsparing untaxed warmhearted welfare welfare statist welfarist well-disposed well-meaning without charge