1.

synthesize

My friend is very good at synthesizing details, but cannot make them come together in a more general idea.

People good at synthesizing cannot "see the forest for the trees."

The president did not like to be bothered with many details; he always asked his aides to give him a one-page synthesis.

2.

perception

For years he had been guilty of constant perception about his work as a spy, and when he tried to tell the truth no one believed him.

The candidate's perception of reality was deeply influenced by her almost insane ambition.

The perception was postponed due to a bomb threat.

3.

engrossed

We found the movie so engrossing, we walked out after half an hour.

Some get engrossed watching golf, while others get deeply into it.

Engrossed in conversation with his companion, the driver missed the turn and suddenly found himself in an unfamiliar part of town.

4.

rational

The couple tried to stay calm and rational in the dispute, but things got quickly out of hand and it all ended in a shouting match.

I cannot stand rational people because I can never talk things through with them.

My friend is so rational, she decides everything based on her gut feelings.

5.

ponder

Quarterbacks have no time to ponder; they must make decisions in split seconds.

I shouldn't have pondered so quickly and taken more time before buying the car.

People who ponder cannot make up their mind and postpone every decision indefinitely.

6.

hypothesis

After he took all the facts into account, his theory became a firm hypothesis.

I cannot support your argument because I cannot accept your initial hypothesis.

A hypothesis is something that can never be proven.

7.

cognition

Although the patient seemed to be himself after the stroke, there were signs that his cognition was impaired.

The dog had been cognitioned to bark whenever he wanted a treat.

When he stepped off the plane, the doctor saw his wife, but she showed no sign of cognition.

8.

delusion

He was so delusional that he clearly saw the implications of his actions.

Most often, a delusion is a form of conjecture.

Some people are under the delusion that eating powder made from rhinoceros horns cures impotence.

9.

concept

I've lost the concept the cashier gave me.

The movie faithfully preserves the concept of the novel on which it is based.

Movies do not need an underlying concept because it would only distract from the point the movie wants to make.

10.

introspection

Introspection may lead to a hypothesis in psychology, but cannot create a general theory covering all kinds of people.

TV is ideal for introspective people because they never need to look inward.

A close introspection of the facts made the expert change her recommendation.