Anagrams of: TERCETS

• something that should remain hidden from others (especially information that is not to be passed on)

• information known only to a special group

• something that baffles understanding and cannot be explained

• not open or public; kept private or not revealed

• conducted with or marked by hidden aims or methods

• not openly made known

• communicated covertly

• not expressed

• designed to elude detection

• hidden from general view or use

• (of information) given in confidence or in secret

• indulging only covertly

• having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding

• the next to highest level of official classification for documents

• surgically remove a part of a structure or an organ

• the cardinal number that is the sum of one and one and one

• Certainly, indeed.

• upright in position or posture

• of sexual organs; stiff and rigid

• construct, build, or erect

• cause to rise up

• the third canonical hour; about 9 a.m.

• the top line of a hill, mountain, or wave

• the top or extreme point of something (usually a mountain or hill)

• the center of a cambered road

• (heraldry) in medieval times, an emblem used to decorate a helmet

• a showy growth of e.g. feathers or skin on the head of a bird or other animal

• lie at the top of

• reach a high point

• a sloping mass of loose rocks at the base of a cliff

• (Roman mythology) goddess of agriculture; counterpart of Greek Demeter

• the largest asteroid and the first discovered