Incorrect spelling, explanation: because of the fact, that Latin original annus, a year, (genitive anni) is spelled with double n, the spelling in English is similar and we spell this word anniversary. Aniversary is a mistaken spelling and the correct one is anniversary.
Correct spelling, explanation: anniversary is a word of Latin origin (from annus, a year). The original word is spelled with double n and so is the later English anniversary. Therefore aniversary is an incorrect spelling.
Definition of anniversary:
noun, a yearly celebration of an event (usually an important one)
There are some independence day anniversary celebrations in the city park today.
Next month is Jack’s first anniversary as a sober man. He is very brave and stubborn.
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I love this website, are the comparisons made using official English dictionary? We would be really grateful if possible that you could tell me.
High time to stop making this mistake time and time again.