We don't have synonyms for sitel yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are site, sites and titel.
°A set of stepssurmounting a fence or wall, or a narrow gate or contrived passage through a fence or wall, which in either case allows people but not livestock to pass.
°A set of stepssurmounting a fence or wall, or a narrow gate or contrived passage through a fence or wall, which in either case allows people but not livestock to pass.