Словарь

proposition

Существительное

Пример: “We rejected the proposition as financially unsound.”

Синонимы: proposal, assertion

Антонимы: refusal, denial

commercially

Наречие

Пример: “The product is strong technically but not commercially viable yet.”

Синонимы: financially

sponsorship

Существительное

Пример: “The event relied on corporate sponsorship.”

Синонимы: backing