brightened (part of speech: verb)
intensified (part of speech: verb)
- He noted with keen satisfaction that the girl's hatred for MacNair had been greatly intensified, not so much by the attack upon her school, as by the stories she heard from the lips of Indians who passed back and forth upon the river. - "The Gun-Brand", James B. Hendryx.
- Immediately Arcot intensified the vision screen covering him. - "Invaders from the Infinite", John Wood Campbell.
- No more money had followed the draft from Chicago and there had been no communication of any kind; but the receipt of so considerable a sum had revived and intensified all Alan's speculations about himself. - "The Indian Drum", William MacHarg Edwin Balmer.