1 syllable:
beast, ceased, east, feast, fleeced, greased, keast, leased,
least,ne, pieced, priest, teast, trieste, weast, yeast
2 syllables:
bankeast, decreased, increased, northeast, policed, released,
se,southeast, toniest, trendiest, vannest
3 syllables:
unreleased
4 syllables:
depriest, dupriest