1.   His laughter simmers to a welcoming smile.

2.   Despite that progress, the boiling clamor in Congress for new laws after Columbine has simmered to a near silence.

3.   Simmer to desired thickness, stirring constantly.

4.   The level of outrage among the public simmered to full boil by late spring.

5.   Curry leaves are thrown in liberally and finally the main vegetable or meat is added and the lot simmered to doneness.