Correct spelling, explanation: sentence is a noun/verb that originates from a Middle French sentence, from Latin sententia (way of thinking, opinion, sentiment), from sentiēns, the present participle of sentiō (to feel, think). The etymology makes it clear that this word should be spelled with a -c consonant, not an -s. Therefore, the only correct form is sentence, not sentense.

Definition of sentence:
1. noun, a group of words, usually containing a subject and a verb, expressing a statement, question, instruction, or exclamation, and, when written, starting with a capital letter and ending with a period or other mark
In order to improve your writing skills, you should focus on crafting clear and concise sentences.
The last sentence in the paragraph was particularly confusing and required further explanation.
2. verb, to decide and say officially what a punishment will be
The judge will sentence the defendant to 10 years in prison.
He was sentenced to community service for his misdemeanor charge.

Collocations with sentence:
Some most commonly used collocations include: serve a sentence, hand down a sentence, receive a sentence
After being found guilty of embezzlement, he was sent to prison to serve a sentence of five years.
The judge handed down a life sentence for the murder conviction.
The defendant received a light sentence due to his cooperation with the authorities.

Incorrect spelling, explanation: if one’s not sure how to spell a specific word, they should become acquainted with its etymology. In this case, we can find out that the word sentence originates from Latin and French languages and it was constructed with the -c letter. The only correct form is sentence with the -c, not sentense with the -s.

Incorrect spelling

Incorrect spelling