Synonyms for pinion Found 5 synonyms across 3 meanings for “pinion”. any of the larger wing or tail feathers of a bird (noun) quill wing of a bird (noun) pennon bind the arms of (verb) shackle Explore Related Words Rhymes with pinionSynonyms for quillSynonyms for pennonSynonyms for shackle Synonym Finder | Rhyme Finder | Poetry Editor