1. defect in eye or lens preventing proper focusing.   cistern   astigmatism   apothecary   galaxy   Hint Half-n-half Clue   2. confused state of mind.   constraint   eccentricity   assumption   delirium   Half-n-half Clue   3. botanical garden where trees are studied and exhibited.   arboretum   aphasia   cartographer   catalyst   Half-n-half Clue   4. compulsion or repression.   astigmatism   constraint   chisel   anemia   Half-n-half Clue   5. correspondence or harmonious relation.   awl   congruence   carat   atavism   Half-n-half Clue   6. mold or device for stamping.   centrifuge   die   consistency   awl   Half-n-half Clue   7. cutting for analysis or examination.   assumption   anemia   dissection   flux   Half-n-half Clue