How do you spell Helpless

Available Definitions:
1)  a. - Destitute of help or strength; unable to help or defend one's self; needing help; feeble; weak; as, a helpless infant.
2)  a. - Beyond help; irremediable.
3)  a. - Bringing no help; unaiding.
4)  a. - Unsupplied; destitute; -- with of.