| SHELLSHOCK | Coined during the First World War, a name for the condition commonly abbreviated as PTSD |
| NYCTALOPIA | Word, adopted from Greek medical antiquity, for the condition commonly called night-blindness (10) |
| FIDO | Developed by the Allies during the Second World War, a method of dispersing airfield fog by burning petrol to enable aircraft to land (4) |
| FREERUNNING | Term for a form of urban acrobatics coined during the filming of Jump London |
| PIVOT | The new word for 'adapting', coined during the 2020 pandemic (5) |
| THEKINGSEVIL | Former name for the condition known as scrofula |
| EARACHE | Common name for the condition otalgia (7) |
| WEBBED | Common name for the condition syndactyly, ___ toes (6) |
| ENGINE | Word for cunning/skill originally, later a weapon of war; a machine, such as a locomotive, as a source of power; or, any agent to effect a purpose (6) |
| TUG | A sudden forcible pull or wrench, such as that figuratively in love or war; a boat or plane for towing; a chain or rope for hauling; a horse's trace for draughting; or, any hard struggle (3) |
| PARTRIDGE | Grey -; gathering on the ground in a covey, a farmland game bird that thrived on the Western Front in no-man's-land during the First World War (9) |
| POPPY | Wild flower with a species synonymous with remembering those who died during the First World War, depicted on the coat of arms of the Royal College of Anaesthetists (5) |
| ARABIA | A large peninsular region that was mainly under Ottoman control until a revolt, assisted by the British and French governments, during the First World War (6) |
| NISSEN | Surname of the inventor of a prefabricated steel structure, made from a half-cylindrical skin of corrugated steel, designed during the First World War |
| RUSSELL | Which Nobel Laureate was one of the founders of analytical philosophy and as an anti-war activist was imprisoned during the First World War? (7) |
| CHISHOLM | Nurse and ambulance driver during the First World War known as the Madonna of Pervyse with her frien |
| RICHTHOFEN | Manfred von -; German fighter pilot during the First World War known as the Red Baron (10) |
| SAINTMIHIEL | The battle of ____ was America's first major offensive in France during the First World War |
| FOKKER | Anthony _, Dutch aviation pioneer famous for the fighter aircraft he produced in Germany during the First World War (6) |
| VIMY | The Battle of --- Ridge, part of the Battle of Arras during the First World War (4) |
