Anagrams of: TRANQUILISE

• an essential and distinguishing attribute of something or someone

• a degree or grade of excellence or worth

• a characteristic property that defines the apparent individual nature of something

• (music) the distinctive property of a complex sound (a voice or noise or musical sound)

• high social status

• of superior grade

• of high social status

• One of the class of values of a variate which divides the members of a batch or sample into equal-sized subgroups of adjacent values or a probability distribution into distributions of equal probability.

• (statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores

• a justly deserved penalty

• an act of requiting; returning in kind

• Any of the quantiles which divide an ordered sample population into five equally numerous subsets.

• (by extension) A subset thus obtained.

• An aspect of planets that are distant from each other by one fifth of a zodiac (72°)

• (of a body of water) free from disturbance by heavy waves

• not agitated; without losing self-possession