1. for a short time or momentary.   prophylactic   lunar   mnemonic   transient   Hint Half-n-half Clue   2. pertaining to a semi-fluid sticky consistency.   viscous   kinetic   tautological   stratified   Half-n-half Clue   3. pertaining to earthquakes.   rigid   theoretical   nocturnal   seismic   Half-n-half Clue   4. echoing or resounding.   quiescent   ligneous   resonant   putrid   Half-n-half Clue   5. muddy or not clear.   prehensile   malleable   turbid   repellent   Half-n-half Clue   6. pertaining to motion.   kinetic   luminous   terrestrial   putrid   Half-n-half Clue   7. allowing light to pass freely; clearly apparent.   opalescent   vitreous   transparent   rarefied   Half-n-half Clue