1. iridescent or displaying rainbow-like colors.   Hint First letter clue   2. rash or hasty.   First letter clue   3. pertaining to time; secular.   First letter clue   4. pertaining to poison.   First letter clue   5. at rest or in equilibrium.   First letter clue   6. between one and two right angles; blunt or dull.   First letter clue   7. incomplete or biased.   First letter clue