Night vs Knight

“Night” (noun) means the period of darkness between sunset and sunrise. “Knight” (noun) means a medieval soldier who fought on horseback. Night and knight are homophones: they sound exactly the same when spoken, but they are spelled differently and mean completely different things.

Yes, “night” functions as a noun in standard English. The period of darkness between sunset and sunrise.

Yes, “knight” functions as a noun in standard English. A medieval soldier who fought on horseback.

“Knight” keeps a silent “k” from its Old English spelling — picture a knight's suit of armour clanking with a hard “k” sound that has since gone silent; “night” is simply the plain word for darkness.

Here is an example: “We drove home late at night.”

Here is an example: “The knight rode into the castle on his horse.”

Yes. “Night” and “knight” are true homophones — in standard English pronunciation they sound identical, even though the spelling and meaning are completely different. You can only tell them apart from context, not from sound.

A homophone is a word that sounds exactly the same as another word but has a different spelling and a different meaning. The term comes from the Greek 'homo' (same) and 'phone' (sound). See the LexFizz Homophones hub and Glossary entry for more examples.

Yes — homophone pairs like night/knight are a common source of spelling mistakes even for native speakers, because the identical pronunciation gives no clue about which spelling is correct. Spell-checkers often miss these errors too, since both words are spelled correctly — just used in the wrong place.

Practise night and knight in full sentences rather than as an isolated pair, and quiz yourself with LexFizz's Flash Cards and Quiz exercises. Writing a few of your own example sentences for each word is one of the fastest ways to make the distinction automatic.