10. One who advocates, speaks for, explains or interprets, the power to which a number, symbol or expression is to be raised … defender, champion, interpreter Exponent (n.)
11. Given to much talking, tediously chatty … talkative, loquacious, long-winded Garrulous (adj.)
12. Incapable of being overcome … invincible, insurmountable Insuperable (adj.)
13. To be regretted or pitied … deplorable, regrettable, distressing Lamentable (adj.)
14. An unsuitable or misleading name … misnaming, malapropism Misnomer (n.)
15. To affirm openly, to state belief in, to claim, pretend … assert, declare, proclaim, purport Profess (v.)
16. A period of relief or rest … interval, intermission, lull, breather Respite (n.)
17. A repayment, a deserved punishment … recompense, requital, just deserts Retribution (n.)
18. Winding, having many curves, lithe & flexible … twisting, convoluted, serpentine, supple Sinuous (adj.)
19. Full, deep or rich in sound, impressive in style … resonant, resounding, grandiloquent Sonorous (adj.)
20. The foremost part of an army, the leading position in any field … forefront, cutting edge, trailblazers Vanguard (n.)
21. A wasteful person, spendthrift, a good-for-nothing … loafer, idler, squanderer, profligate Wastrel (n.)
