To do something without preparation.
準備なしで何かをする。 (Junbi nashi de nanika o suru.)
"I forgot my notes, so I’ll just wing it during the presentation."
"ノートを忘れたので、プレゼンテーション中に即興で行います。" (Nooto o wasureta node, purezentēshon-chū ni tada wing it shimasu.)
to continue to hope or work toward a goal even after setback...
to move something to an earlier time
to compete strongly against someone
to be the main focus of attention
to make something or someone famous or well-known
A very stingy or miserly person.