Multiple choice Select the option that spells the word correctly. Enthusian Enthusaion Enthusiasm Enthuisaiom Reveal answer Fill a bubble to check yourself C Correct answer Explanation Enthusiasm is the correct spelling meaning intense excitement or eagerness. The word follows 'en-' prefix, 'thus' core, and '-iasm' ending. Remember the 'i' after 'th' and the 'asm' ending.