Anagrams of: NYCHTHEMERAL

• A principal enemy.

• A supreme and most powerful enemy.

• a place where eggs are hatched under artificial conditions (especially fish eggs)

• A government ruled by God or a god; a theocracy.

• A system or ordering of deities. (Compare pantheon.)

• the basic rhythmic unit in a piece of music

• recurring at regular intervals

• an interval during which a recurring sequence of events occurs

• the arrangement of spoken words alternating stressed and unstressed elements

• natural family planning in which ovulation is assumed to occur 14 days before the onset of a period (the fertile period would be assumed to extend from day 10 through day 18 of her cycle)

• (architecture) the repetitive use of a group of visual elements to establish a recognizable pattern

• the way two individuals relate to each other

• a pseudoscientific forerunner of chemistry in medieval times