sliding — rising or falling, increasing or decreasing, according to a standard or to a set of conditions.
Three-syllable rhymes
backbiting — If you accuse someone of backbiting, you mean that they say unpleasant or unkind things about someone who is not present, especially in order to stop them doing well at work.
franchising — a privilege of a public nature conferred on an individual, group, or company by a government: a franchise to operate a bus system.
handwriting — writing done with a pen or pencil in the hand; script.