Incorrect spelling, the only exception is “helo” as a helicopter (informal).
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This page is a spellcheck for word hello. All Which is Correct spellings and definitions, including "Hello or helo" are based on official English dictionaries, which means you can browse our website with confidence! Common searches that lead to this page: how to spell hello, correct spelling of hello, how is hello spelled, spell check hello, how do you spell hello.