free cost (adjective) free: without charge
Sinonime: altogether, au naturel, bald, bare, bare-skinned, buck naked, dishabille, disrobed, exposed, garmentless, in birthday suit, in one's birthday suit, in one's skin, in the altogether, naked, naked as a jaybird, peeled, raw, skin, stark, stark naked, stark-naked, stripped, unattired, unclothed, uncovered, undraped, undressed, wearing only a smile, without a stitch
Antonime: costly,
expensive, high-priced, priced