Simmer vs. Simper — What's the Difference?

To be cooked gently or remain just at or below the boiling point.

As well as being a word in its own right, Simper is also a surname.

To be filled with pent-up emotion

To smile in a silly, self-conscious, often coy manner.

To be in a state of mild agitation or turmoil

To utter or express with a silly, self-conscious, often coy smile

To develop in a slow or unexcited way

A silly, self-conscious, often coy smile.

(intransitive) To cook or undergo heating slowly at or below the boiling point.

(intransitive) To smile in a foolish, frivolous, self-conscious, coy, obsequious, or smug manner.

(transitive) To cause to cook or to cause to undergo heating slowly at or below the boiling point.

(obsolete) To glimmer; to twinkle.

To be on the point of breaking out into anger; to be agitated.

A foolish, frivolous, self-conscious, or affected smile; a smirk.

To remain angry with someone or something past the point of exhaustion; to resign oneself to holding a grudge, especially after some failed attempts to resolve a situation.

To smile in a silly, affected, or conceited manner.

To develop gradually, of an idea or plan.

To glimmer; to twinkle.

The state or process of simmering.

A constrained, self-conscious smile; an affected, silly smile; a smirk.

Someone who plays a sim (a simulation game), particularly The Sims.

Smile affectedly or derisively

To boil gently, or with a gentle hissing; to begin to boil.

To cause to boil gently; to cook in liquid heated almost or just to the boiling point.

Temperature just below the boiling point;

Boil slowly at low temperature;