suine

from The Century Dictionary.

• noun A preparation from beef-suet and lard; a mixture of oleomargarin with lard, refined cottonseed-oil, or other fatty substances, used as a substitute for butter.

from the GNU version of the Collaborative International Dictionary of English.

• noun A mixture of oleomargarine with lard or other fatty ingredients. It is used as a substitute for butter. See butterine.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun rare a butter substitute usually made of suet or lard