buoying — Nautical. a distinctively shaped and marked float, sometimes carrying a signal or signals, anchored to mark a channel, anchorage, navigational hazard, etc., or to provide a mooring place away from the shore.
cloying — You use cloying to describe something that you find unpleasant because it is much too sweet, or too sentimental.
toying — an object, often a small representation of something familiar, as an animal or person, for children or others to play with; plaything.
Three-syllable rhymes
annoying — Someone or something that is annoying makes you feel fairly angry and impatient.