Synonyms for oleo Found 4 synonyms across 1 meaning for “oleo”. a spread made chiefly from vegetable oils and used as a substitute for butter (noun) margarinemargarinoleomargarinemarge Explore Related Words Rhymes with oleoSynonyms for margarineSynonyms for margarinSynonyms for oleomargarineSynonyms for marge Synonym Finder | Rhyme Finder | Poetry Editor