1. To play upon words.

2. A play upon words.

3. A play upon words that are similar in sound but different in meaning.

4. To persuade by a pun.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• ypung,
• piunt,
• puf,
• puna,
• opoun,
• poung,
• spune,
• kun,
• piund,
• prn,
• pune,
• punck,
• punit,
• upaun,
• upoun,
• pouns,
• riun,
• kuni,
• prun,
• pon

• bonney,
• bony,
• Bona,
• wbn,
• Penna,
• pean,
• Piney,
• Panier,
• Boni,
• bone,
• bonn,
• Bono,
• Pennie,
• Panayia,
• Bhanu,
• Bon,
• boone,
• pawnee,
• Binh,
• peen,
• penni,
• pin,
• bunny,
• bennie,
• Bow-pen,
• beano,
• payena,
• pen,
• puma,
• penn,
• Pino,
• Bowen,
• boney,
• Bano,
• pan,
• bonny,
• Pian,
• Payne,
• pony,
• Binnie,
• bon-bon,
• bun-bun,
• bayonne,
• Benno,
• boon,
• puny,
• Binny,
• pion,
• benni,
• pine,
• Pein,
• Been,
• Boun,
• Payn,
• Bain,
• Baigne,
• Bonie,
• Bawn,
• pane,
• bonnie,
• pinny,
• Paune,
• penne,
• ban,
• pan-fry,
• pawn,
• ash-pan,
• pone,
• beanie,
• Poni,
• ben,
• Panya,
• Powan,
• pain,
• paeony,
• paine,
• Buena,
• Binah,
• Pennee,
• piano,
• pinna,
• Benaiah,
• Pieno,
• Pinnae,
• Banee,
• Piny,
• Piony,
• Bena,
• Puna,
• Boyn,
• Bianey,
• Pina,
• buna,
• boann,
• Bunnie,
• Penee,
• Pyne,
• bagnio,
• Bayne,
• beany,
• Pania,
• bine,
• Banhi,
• benny,
• Pyin,
• Penney,
• Bogna,
• Pennae,
• Bunni,
• penny,
• Behn,
• Bonni,
• Benn,
• peon,
• Bina,
• Panne,
• Bunnee,
• pannier,
• Bowin,
• Payen,
• Byna,
• paean,
• Paien,
• poon,
• Pi–on,
• Powen,
• boyne,
• Paeon,
• Bunn,
• Panna,
• bin,
• bane,
• Bene,
• benne,
• Paniya,
• bean,
• bun,
• Bonne,
• peony,
• Bion,
• Pien,
• Boine,
• paeonia,
• ash-bin,
• Bowne,
• Bonnee.

The adverb form of "pun" is "punnily".

The adjective form of the word "pun" is "punny".

The plural of the "pun" can be the "puns".

The singular of the "pun" can be the "pun".