One versed in orthography; one who spells words correctly(noun)
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Use "orthographer" in a sentence
"An essay prompt referred to “the omission of greenhouse gases,” enough to emit a scream from any orthographer."
"As she was a poor scribe, and a still worse orthographer, Howel superintended the letter, and when it was written said he would enclose and post it."
"He was wont to speak plain and to the purpose, like an honest man and a soldier; and now is he turned orthographer; his words are a very fantastical banquet, just so many strange dishes."