[{"Bold_text": "noun", "List Items": ["any of various instruments for writing or drawing with ink or a similar substance.", "a detachable metal penpoint, filled by dipping or with a quill; nib .", "such a penpoint with its penholder.", "fountain pen fountain pen.", "ballpoint pen ballpoint pen.", "the pen as the instrument of writing or authorship:The pen is mightier than the sword.", "a person's or quality of writing:He writes with a witty, incisive pen.", "a writer:I leave this story to abler pens.", "the profession of writing:a master of the pen.", "a pen-shaped device having a cartridge filled with a drug or medication:an insulin pen with disposable needles.", "Computers. stylus(def3) stylus(def3).", "Ornithology.a quill .a pinfeather .", "a quill .", "a pinfeather .", "something resembling or suggesting a feather or quill.", "Zoology.an internal, corneous or chitinous, feather-shaped structure in certain cephalopods, as the squid."]}, {"Bold_text": "verb (used with object)", "List Items": ["to write with or as with a pen; put down in writing:to pen an essay.", "to draw with or as with a pen:to pen a sketch."]}, {"Bold_text": "noun", "List Items": ["a small enclosure for domestic animals.", "animals so enclosed:We have a pen of twenty sheep.", "an enclosure used for confinement or safekeeping:We have built several pens to hold our harvest of corn.", "playpen .", "bull pen bull pen.", "a dock having a protective concrete structure overhead, used to service and repair submarines."]}, {"Bold_text": "verb (used with object)", "List Items": ["to confine in or as in a pen."]}, {"Bold_text": "noun", "List Items": ["penitentiary(def1) penitentiary(def1)."]}, {"Bold_text": "noun", "List Items": ["a female swan."]}, {"Bold_text": null, "List Items": ["variant of pene- a vowel:penannular."]}, {"Bold_text": "abbreviation for", "List Items": ["peninsula."]}, {"Bold_text": "abbreviation for", "List Items": ["International Association of Poets, Playwrights, Editors, Essayists, and Novelists."]}]