"Plundereth" is an archaic form of the verb "plunder," which means to steal goods, typically during a time of war or conflict. It is an old-fashioned way of saying "plunders" or "steals."
1. bandwidths 2. baths 3. berths 4. births 5. booths 6. breaths 7. cloths 8. commonwealths 9. deaths 10. depths 11. earths 12. faiths 13. fifths 14. footpaths 15. fourths 16. goths 17. growths 18. helminths 19. hundredths 20. hyacinths 21. klamaths 22. labyrinths 23. laths 24. lengths 25. mammoths 26. maths 27. meths 28. months 29. moths 30. mouths 31. myths 32. oaths 33. otoliths 34. paths 35. psychopaths 36. sabbaths 37. sheaths 38. sixths 39. sloths 40. smiths 41. smooths 42. stillbirths 43. strengths 44. tenths 45. thousandths 46. ths 47. truths 48. wavelengths 49. worths 50. wraiths Is that close enough? 51. wreaths 52. youths 53. zeniths