Anagrams of: OBSERVES_

• underpants worn by men

• someone given to teasing (as by mocking or stirring curiosity)

• be appropriate or necessary

• cause annoyance in; disturb, especially by minor irritations

• disturb the peace of mind of; afflict with mental agitation or distress

• change the arrangement or position of

• subject to prolonged examination, discussion, or deliberation

• be a mystery or bewildering to

• The numeric symbol that represents the cardinal number zero.

• The digit 0 in the decimal, binary, and all other base numbering systems.

• Nothing, or none.

• The value of a magnitude corresponding to the cardinal number zero.

• The point on a scale at which numbering or measurement originates.

• A value of the independent variables of a function, for which the function is equal to zero.

• The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.

• A person of little or no importance.

• A Mitsubishi A6M Zero, a long range fighter aircraft operated by the Japanese Navy Air Service from 1940 to 1945.

• A setting of calibrated instruments such as a firearm.

• A security which has a zero coupon (paying no periodic interest).

• The decade of the 1800s, 1900s, 2000s, etc. The noughties. The 2000s.

• To set a measuring instrument to zero; to calibrate instrument scale to valid zero.

• To change a memory location or range to values of zero; to set a variable in a computer program to zero.

• To cause or set some value or amount to be zero.

• To eliminate; to delete; to overwrite with zeros.

• To disappear

• someone who fights with his fists for sport

• a member of a nationalistic Chinese secret society that led an unsuccessful rebellion in 1900 against foreign interests in China

• a workman employed to pack things into containers

• a breed of stocky medium-sized short-haired dog with a brindled coat and square-jawed muzzle developed in Germany

• discovered or determined by scientific observation

• be appropriate or necessary

• a (usually rectangular) container; may have a lid

• private area in a theater or grandstand where a small group can watch the performance

• the quantity contained in a box

• a predicament from which a skillful or graceful escape is impossible

• a rectangular drawing

• evergreen shrubs or small trees

• any one of several designated areas on a ball field where the batter or catcher or coaches are positioned

• the driver's seat on a coach

• separate partitioned area in a public place for a few people

• a blow with the hand (usually on the ear)

• put into a box

• hit with the fist

• engage in a boxing match