| FLAREPATH | Airstrip illuminated for use at night or in bad weather (5,4) |
| BLOOMER | Floriated initial letter; loaf of bread with distinctive slashes on a rounded top; plant that flowers at night or in any other specified way; or, an embarrassing bungle (7) |
| MOTHEATEN | Old or in bad condition |
| HEADLAMPS | Chief's line with different maps for use at night (9) |
| LIGHTBULB | Cartoonist depicts moment when they realise it's intended for use at night |
| FLAMBEAU | A torch for use at night in illuminations, processions etc. (8) |
| TACKY | Slightly sticky or in bad taste (5) |
| STAR | Any one of- the 9,096 astral objects visible to the naked eye, particularly on a dark night or in any of the International Dark Sky Reserves (4) |
| RACEHORSE | Seabiscuit perhaps reaches Oregon in bad shape (9) |
| UNIONJACK | Sailor's association moved forward with standard for use at sea (5,4) |
| AVAILABLE | Ready for use, at hand (9) |
| NOCTURNAL | The platypus is usually ___, coming out at night or twilight to feed, sometimes they are also active on overcast days |
| SERVICE | Employment in the armed forces or as a domestic, for example; shot to start a point in tennis; set of matching crockery for use at a table; church ceremony; or, an overhaul of a car (7) |
| PILOT | Word for a steersman originally, later a balloonist; an aviator; a mariner's navigational handbook for use at sea; or, a guide or leader at large (5) |
| TOOLITTLE | Let it off between 10s at point that's no use at all (3,6,3,4) |
| SWEATSUIT | Leisurewear, its use at work initially is relaxed |
| REDHANDED | Silly dunderhead, no use at first, caught thus? (3-6) |
| AUTOROUTE | What French drivers are out to use at first when travelling? |
| ASSURANCE | Promise fool to use at first red marble (9) |
| AIRFIELDS | Airstrips |
