| PENNAME | Pseudonym of fountain or biro for example (3-4) |
| PEN | Biro, for example (3) |
| SODA | Kind of fountain or biscuit |
| OPPROBRIUM | Shame about pump or biro (10) |
| AEROBICS | Bar certain types of biros for exercise (8) |
| STUDLEY | The ___ Royal Water Garden, in North Yorkshire near Harrogate and containing the ruins of Fountains Abbey, was designated a UNESCO World Heritage site in 1986. (7) |
| NIBS | Birds' beaks; crushed cocoa or coffee beans; ink-distributing tips of fountain pens; or, timber poles of carriages or wagons (4) |
| OSMIUM | A hard alloy of this metal and iridium has been used for tips of fountain pens and phonograph needles. English chemist Smithson Tennant discovered the element together with iridium in the residues of |
| NAIAD | Spirit of river, spring. fountain or lake; an immature dragonfly: or, a name for the water nymph plant (5) |
| SURGE | Based on the Latin "to rise", a word used in its early sense to mean a fountain or stream, later a big wave, a billowing cloud, a sudden increase of power or a rush of emotion (5) |
| SUNBOW | An arc-en-ciel-like display of prismatic colours produced when natural rays shine through the mist or spray of a fountain or waterfall (6) |
| OPENPIE | Biro pen piece essential to topless baking (4,3) |
| IRONORE | Crude stuff written in biro? No really! (4,3) |
| FONT | A type of fountain (4) |
| GUMDROP | Which vintage Austin car is the hero of a series of children's books by Val Biro? (7) |
| OBRIAIN | Mock the Week's Dara has a biro in for repair (1,6) |
| SCORPIO | Sign of a small company, even in biro (7) |
| ARBORIO | Short-grain rice from Italy - or a biro (anag) (7) |
| ENCASES | Wraps biro holders, dropping bit of paper (7) |
| OINKING | Sounds from pen-tip of biro, using pen (7) |
