Anagrams of: CEEILNSU

• the state of being silent (as when no one is speaking)

• the absence of sound

• a refusal to speak when expected

• the trait of keeping things secret

• cause to be quiet or not talk

• keep from expression, for example by threats or pressure

• a legal document giving official permission to do something

• freedom to deviate deliberately from normally applicable rules or practices (especially in behavior or speech)

• excessive freedom; lack of due restraint

• the act of giving a formal (usually written) authorization

• authorize officially

• a white crystalline amino acid occurring in proteins that is essential for nutrition; obtained by the hydrolysis of most dietary proteins

• a part of the cell containing DNA and RNA and responsible for growth and reproduction

• the positively charged dense center of an atom

• a small group of indispensable persons or things

• (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail

• any histologically identifiable mass of neural cell bodies in the brain or spinal cord

• the central structure of the lens that is surrounded by the cortex

• conduit that carries a rapid flow of water controlled by a sluicegate

• pour as if from a sluice

• irrigate with water from a sluice

• transport in or send down a sluice

• draw through a sluice

• a daughter of your brother or sister

• American geneticist who succeeded in transferring a functioning gene from one mouse to another (born in 1934)