Advanced Word fomation

Despite its years the building was completely .............. (change)

We should find a quick and ........... way to solve the problem. (complicate)

These temperatures were ................. -of in the past. (hear)

The investigation failed to provide evidence. It was totally ........... (conclude)

The evidence he presented was .............. (dispute)

Would it be ............ to ask the teacher to move? (polite)

The furniture is ............... but well-made. (expensive)

Not only was the article badly written it was also .............. (information)

He is the .......... leader of the opposition. (dispute)

Careless spelling in a letter can create an .................... impression. (favour)

His explanation was so .............. that everybody blamed him for what happened (convince)

It is .......... to expect these changes to happen overnight. (realistic)