Answer: HYDRA

AnswerCrossword Clue
HYDRAResilient many-headed monster
HYDRANine-headed serpent
HYDRASerpent killed by Hercules
HYDRASouthern constellation
HYDRAHerculean serpent
HYDRANine-headed serpent of myth
HYDRAMany-headed serpent
HYDRAMonster in the second labor of Hercules
HYDRAVictim of Hercules' second labor
HYDRAMany-headed challenge for Hercules
HYDRAFreshwater polyp
HYDRASerpent with nine heads
HYDRAMultiheaded beast slain by Hercules
HYDRASerpent slain by Hercules
HYDRAWater serpent
HYDRASea serpent in the night sky
HYDRAMultiheaded monster of myth
HYDRAHercules slew it
hydraserpent with nine heads, each of which, if cut off, grew back as two
hydraa many-headed serpent or monster in Greek mythology that was slain by Hercules and each head of which when cut off was replaced by two others
hydraany freshwater polyp, esp. of the genus Hydra, having a cylindrical body, tentacles around the mouth, and usually attached to a rock or plant
hydraa persistent or many-sided problem that presents new obstacles as soon as one aspect is solved.
hydraa freshwater polyp
hydrathe Sea Serpent
hydrasouthern constellation of great length that lies south of Cancer, Sextans, Corvus, and Virgo and is represented on old maps by a serpent
hydramultifarious evil not to be overcome by a single effort
HYDRASubject of a Herculean labor
HYDRAOne of Hercules' victims
HYDRAVictim of Hercules
HYDRANine-headed monster
HYDRALongest constellation
HYDRATarget of Hercules's second labor
HYDRAMany-headed monster of myth
HYDRASea Serpent constellation
HYDRABeast that grew two heads every time it lost one
HYDRA"Two heads are better than one" monster?
HYDRAMany-headed baddie
HYDRAMany-headed monster slain by Hercules
HYDRAMany-headed mythical monster
HYDRAMany-headed monster