| UNBARRING | • unbarring v. Present participle of unbar. • UNBAR v. to become unbarred. |
| AFTERBURNING | • afterburning n. (Aviation) The injection of extra fuel into a jet engine downstream of the turbines in order to achieve extra thrust. • AFTERBURNING n. reheat, the use of a device to inject fuel into the hot exhaust gases of a turbojet in order to obtain increased thrust. |
| HEARTBURNING | • heartburning n. Secret enmity; discountent. • heartburning n. (Medicine) Heartburn. • HEARTBURNING n. intense or rancorous jealousy or resentment. |
| UNDERBEARING | • underbearing v. Present participle of underbear. • UNDERBEARING n. the act of underbearing. |
| UNHARBOURING | • unharbouring v. Present participle of unharbour. • UNHARBOUR v. to dislodge from shelter. |
| AFTERBURNINGS | • AFTERBURNING n. reheat, the use of a device to inject fuel into the hot exhaust gases of a turbojet in order to obtain increased thrust. |
| HEARTBURNINGS | • heartburnings n. Plural of heartburning. • HEARTBURNING n. intense or rancorous jealousy or resentment. |
| UNBARRICADING | • unbarricading v. Present participle of unbarricade. • UNBARRICADE v. to remove a barricade from. |
| UNDERBEARINGS | • UNDERBEARING n. the act of underbearing. |
| COUNTERBRACING | • counterbracing v. Present participle of counterbrace. • COUNTERBRACE v. to brace or fasten (the head-yards and after-yards) in opposite ways. |
| GROUNDBREAKING | • groundbreaking adj. Innovative; new, different; doing something that has never been done before. • groundbreaking n. The point at which construction begins, by digging into the ground. • groundbreaking n. A ceremony to mark the beginning of construction. |
| UNEMBARRASSING | • unembarrassing adj. Not embarrassing. |
| GROUNDBREAKINGS | • groundbreakings n. Plural of groundbreaking. • GROUNDBREAKING n. the breaking of ground at the beginning of a construction project. |