mystify (derivatives)

adequate (der)

baffle

producing a bright light from a heated filament or other part:

penetrate 

comprehend

We have just received the information about the ...conference.

deny  (der)

refute

dispute 

You'll have ...opportunity to ask questions after the talk.

argue

ostensive

presume

allege

false

evident

He is  ...the world's best football player.

I found what he was saying completely... .

The company is trying to increase its ...of the market

There is no scientific evidence to support such ... .

It is an ...  fact that ice is cold.

... evidence of health risks

an artist of ....skill

The ...of the budget is likely to cause problems.

Their .... goal was to clean up government corruption

Her writing is barely  ...to me

After ten years her ...disappearance was still unexplained.

The certificate had clearly been ... .

She was arrested ...for  stealing a car