| Experts, driven by a belief in their professional knowledge, often cover up their own shortcomings. |
| In order to cover up their own anti-democratic practices, they are sacrificing fundamental political rights. |
| All these people their fake, their smiles and laughs were all pretend, just an act to cover up reality. |
| He was deeply involved in the attempt to whitewash and cover up the My Lai massacre. |
| Why does the department cover up for the chief assassin of its officers thirty years after the fact? |
| The woman is trying to cover up her failing marriage by uttering jingoistic exultations in the midst of other people. |
