“Aww” and “awww” are both used as expressions of cuteness or endearment. However, the correct spelling of the word is “aww” with two “w’s”.

The word “aww” is often used to express sympathy, empathy, or admiration. It is typically used to express a feeling of warmth or tenderness towards something that is cute, sweet, or heartwarming. For example, someone might say “aww, that puppy is so cute!” or “aww, that baby is adorable!”
The origins of the word “aww” are unclear, but it is believed to have originated as an onomatopoeic word that imitates the sound of someone expressing tenderness or affection. It has become a popular expression on social media and is often used as a hashtag or reaction to cute or heartwarming content.
The word “aww” is usually spelled with two “w’s” and not three. While some people may use “awww” as an elongated version of “aww,” this is not considered standard usage. In fact, adding an extra “w” can sometimes change the meaning of the word. For example, “awww” could be interpreted as being sarcastic or insincere, rather than genuinely endearing or affectionate.
In conclusion, the correct spelling of the word is “aww” with two “w’s.” It is an expression of cuteness, tenderness, and admiration, often used in reaction to cute or heartwarming content. While some people may use “awww” as an elongated version of the word, this is not considered standard usage and can sometimes change the meaning of the word.