| SAFESEAT | Parliamentary constituency with a substantial majority for the incumbent (4,4) |
| LENO | TV host with a substantial car collection |
| CATS | 2019 musical film with a substantial C.G.I. component |
| EIGHTEEN | Age of majority for some (8) |
| MARGINALSEAT | Constituency with a small majority (8,4) |
| RAPPER | Prepares the majority for performer (6) |
| DEMS | Blue state majority, for short |
| MARGINAL | Constituency with small majority in the Borders? |
| UXBRIDGE | Greater London town that forms a constituency with South Ruislip |
| MARYHILL | Scots' Queen coming to prominence in biggest city constituency with 9Ac 26Dn (8) |
| SEPARATE | Different standard adopted by parliamentary constituency on energy (8) |
| EBBWVALE | Parliamentary constituency in Wales represented by Labour's Michael Foot from 1960 to 1983 (4,4) |
| SPICEJET | Gurugram-based airline that reported a substantial 173% year-on-year increase in standalone profit after tax for the March quarter. (8) |
| FIRESALE | An offering of goods at a substantial discount, often when facing bankruptcy (4,4) |
| ATHLETIC | A substantial cut limiting grant affecting sporting activities? |
| UPHEAVAL | A substantial change that causes significant trouble or worry (8) |
| ABINGDON | A substantial fellow touring new Oxfordshire town (8) |
| LONGHAUL | Describing plane flights that cover a substantial distance and last beyond six hours (4,4) |
| ALLIANCE | Airline ___ : an agreement between two or more airlines to cooperate on a substantial level (8) |
| SEAT | Item such as a throne, saddle, settle or S-shaped tete-a-tete; one's place in a theatre, train or at a table; or, a parliamentary constituency (4) |
