| A | B | 
| affluence | (n) wealth, riches; great riches | 
| arrears | (n) unpaid and overdue debts; an unfinished duty | 
| cascade | (n) a steep, narrow waterfall; something falling or rushing forth in quantity; (v) to flow downward | 
| cringe | (v) to shrink back or hide in fear or submissiveness | 
| crotchety | (adj) cranky, ill-tempered | 
| format | (n) the size, shape, or arrangement of something | 
| immobile | (adj) not movable; not moving | 
| impassable | (adj) blocked so that nothing can go through | 
| innovation | (n) something new, a change; the act of introducing a new method, idea, device, etc. | 
| jovial | (adj) good-humored, in high spirits; merry | 
| manacle | (n) a handcuff, anything that chains or confines; (v) to chain or restrain | 
| martial | (adj) warlike, fond of fighting; relating to war, the army, or military life | 
| minimum | (n) the smallest possible amount; (adj) the lowest permissible or possible | 
| nimble | (adj) quick and skillful in movement, agile; clever | 
| onset | (n) the beginning, start; an attack, assault | 
| partitition | (n) something that divides; the act of dividing something into parts; (v) to divide into parts | 
| perishable | (adj) likely to spoil or decay | 
| retrieve | (v) to find and bring back, recover; to put right, make good | 
| sinister | (adj) appearing evil or dangerous; threatening evil or harm | 
| taut | (adj) tightly drawn, tense; neat, in good order |