A foot has 304.8 (Abbr.), 3 letters
A foot has 305 of these: Abbr., 3 letters
Cm. tenths, 3 letters
Famous chocolate candies, 3 letters
Phone-text-with-pictures letters, 3 letters
Ruler divs., 3 letters
Sml. metric units, 3 letters
Units marked on a wooden stick: Abbr., 3 letters