We don't have synonyms for hinting yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are hunting, hitting and tinting.
(n) :
(typography) The process of adding hints to a computer-based font in order to align the glyphs to a rasterized grid at specific sizes in a visually appealing manner.
(n) :
(typography) The process of adding hints to a computer-based font in order to align the glyphs to a rasterized grid at specific sizes in a visually appealing manner.