substantially

In fact, the study demonstrates that modest levels of spin polarization can substantially improve the efficiency of the tritium burn, improving overall efficiency and reducing tritium consumption.

“Trump’s tax proposals would substantially raise taxes on regular Americans while delivering more tax cuts to corporations and the wealthy.”

Rooney had accused Vardy of leaking her private information to the press and a judge found her post claiming this to be the case was "substantially true".

“It would substantially change the very essence, the nature of the conflict,” Putin said.

Israel says it has substantially increased the amount of aid getting into Gaza, and accuses aid agencies of failing adequately to distribute it.