Polish-English translations for improwizować

brainstormI had been working on the problem for weeks, and then I had a brainstorm and saw that the solution was easy.
concoctto concoct a potionto concoct a new dishto concoct a cunning plan

extemporise
us
extemporize
improvise
us
I have a text in Portuguese but I am going to improvise in English because that was the language you used in what, for me, was the most important part of your speech, when you said: 'look at refugees. Mam tu tekst po portugalsku, ale będę improwizować po angielsku, gdyż tego języka użył Pan w części swojego wystąpienia, która była dla mnie najważniejsza, mówiąc: "Spójrzcie na uchodźców. He had no speech prepared, so he improvised.They improvised a simple shelter with branches and the rope they were carrying.
jam
uk
us
A traffic jam caused us to miss the games first period.a jam of logs in a riverWe came up with some new ideas at the game jam.