Don’t think I’ve ever heard of scilicet. <https://books.google.com/ngrams/graph?content=viz.,sc.&year_start=1800&year_end=2022 https://books.google.com/ngrams/g

Don’t think I’ve ever heard of scilicet. <https://books.google.com/ngrams/graph?content=viz.,sc.&year_start=1800&year_end=2022 https://books.google.com/ngrams/graph?content=viz.,sc.&year_...> definitely suggests viz. to have been massively more popular than sc.