1. combine or unite.   accelerate   amalgamate   impede   distill   Hint Half-n-half Clue   2. cause to shoot or sprout.   chisel   aggregate   germinate   compute   Half-n-half Clue   3. cut with sharp-edged tool; cheat or treat unfairly.   assimilate   contaminate   chisel   converge   Half-n-half Clue   4. set fire to or kindle.   attenuate   ignite   compute   coalesce   Half-n-half Clue   5. stir up by shock or vitalize suddenly.   environ   chisel   bifurcate   galvanize   Half-n-half Clue   6. move faster or speed up.   amalgamate   impel   accelerate   dissipate   Half-n-half Clue   7. calculate or reckon.   assimilate   compute   burnish   dilute   Half-n-half Clue