whet one's appetite
Arouse one's interest or eagerness, as in That first Schubert piece whetted my appetite; I hope she sings some others. This idiom, first recorded in 1612, transfers making one hungry for food to other kinds of eagerness.
Words nearby whet one's appetite
wherewithal,
wherret,
wherrit,
wherry,
whet,
whet one's appetite,
whether,
whether or not,
whetstone,
whew,
whewellite