Particular.

• In this particular case, no one else was involved.
• Most students choose one particular area for research.

Conscious.

• She was conscious that tom was listening to every word.
• I was very conscious that I need to go.

Pervasive.

• The pervasive influence of television.

Ambition.

• She had always had an ambition to be a football player.
• He was young and full of ambition.

Attempt.

• She passed her driving test at the first attempt.
• All attempts to control inflation have failed.