| Subject | English | Ukrainian |
| avia. | clear clean out, unblock, unclog a drain | прочищати трубу |
| avia. | to clear clean out, unblock, unclog a drain | прочищати трубу |
| econ. | unblock an account | деблокувати рахунок |
| comp., MS | unblock code | код розблокування (An operator-provided code to unblock a SIM card) |