SIMMER
Source: 566, 567
simmer. Simmer, v.i. to boil very gently or slowly
---
Sim″mer (?), v. i. [imp. & p. p. Simmered (?); p. pr. & vb. n. Simmering.] [[Prov. E. also simper; — an onomatopoetic word.]] To boil gently, or with a gentle hissing; to begin to boil. I simmer as liquor doth on the fire before it beginneth to boil. Palsgrave.