"As in" is often used when providing an example or clarification of a previous statement. There are various synonyms for this phrase, such as "such as", "like", "similarly", "comparable to", "just like", "akin to", "identical to", "in the manner of", "resembling", "equivalent to", and "corresponding to". Each of these words or phrases can be used in place of "as in" to convey the same meaning as the original phrase. Depending on the context, one synonym may be more appropriate than another, but they all serve the same purpose of providing additional detail or explanation.