1. dichotomy   division into two classes.   base framework of automobile or carriage.   resemblance to remote ancestors than parents.   constituent or element.   Hint Half-n-half Clue   2. cataract   reservoir or tank for water.   parallelism or similarity.   eye disorder leading to partial blindness; waterfall.   machine to separate substances by spinning.   Half-n-half Clue   3. galaxy   collection of stars or brilliant personalities.   tree bearing fruit-cones.   botanical garden where trees are studied and exhibited.   channel for fluid flow or aqueduct.   Half-n-half Clue   4. immobility   animals of a region or era.   state of being motionless.   ointment that helps in soothing pain.   mold or device for stamping.   Half-n-half Clue   5. atavism   resemblance to remote ancestors than parents.   mode of formation or origin.   defect in eye or lens preventing proper focusing.   secret code used to encrypt messages.   Half-n-half Clue   6. delta   triangular tract of mud or sand at river's mouth.   continuous flow or series of changes.   purging of passage of body; outlet to emotion.   druggist or chemist.   Half-n-half Clue   7. catharsis   halo or circle of light.   formal discourse or essay.   purging of passage of body; outlet to emotion.   state of being motionless.   Half-n-half Clue