IPA: /ˈspɛl.ər/
KK: /ˈspɛlɚ/
A person who can spell words correctly or a book that helps teach spelling.
She is a great speller and always wins the spelling bee.
**Speller** → It is formed from "spell" (from Old English *spellian*, meaning to speak or say) and "-er" (meaning a person who). A speller is a person who spells words or speaks them out loud.
Think of someone who 'speaks' ('spell') words and adds '-er' to indicate a person. This helps you remember that a speller is someone who spells words.