не обдумав хорошенько(because of a sudden decision (Merriam-Webster) • She bought the house on a whim despite having reservations about it, and soon became obsessed with the property. (coasttocoastam.com)ART Vancouver); без подготовки(because of a sudden decision (Merriam-Webster) • She bought the house on a whim despite having reservations about it, and soon became obsessed with the property. (coasttocoastam.com)ART Vancouver); на авось(Alex_Odeychuk); неожиданно(because of a sudden decision (Merriam-Webster) • Bouncers asking for cash to enter clubs -- is this the new normal? Friends and I decided to go out Saturday night on a whim. -- решили взять да и пойти в ночной клуб • This sounds incredibly stupid. It's not something you do on a whim. Those services are essential and you can't just pull the plug and hope the public system can somehow instantly fill the gaps. (Reddit)ART Vancouver); внезапно(because of a sudden decision (Merriam-Webster) -- не подготовившись • Bouncers asking for cash to enter clubs -- is this the new normal? Friends and I decided to go out Saturday night on a whim. -- внезапно решили пойти в ночной клуб • This sounds incredibly stupid. It's not something you do on a whim. Those services are essential and you can't just pull the plug and hope the public system can somehow instantly fill the gaps. (Reddit)ART Vancouver)