R1A1T1T1L1E1S1N1A1K5E1S1
16 points
RATTLESNAKES is validvalid
RATTLESNAKE,
RATTLESNAKE, any of several American pit vipers that have horny interlocking joints at the end of the tail which make a sharp rattling sound when shaken
RATTLESNAKE,
RATTLESNAKE, any of several American pit vipers that have horny interlocking joints at the end of the tail which make a sharp rattling sound when shaken