APIACEOUS
APIAN
APIARIAN
APIARIANS
APIARIES
APIARIST
APIARISTS
APIARY
APICAL
APICALLY
APICALS
APICES
APICIAN
APICULATE
APICULI
APICULTURAL
APICULTURE
APICULTURES
APICULTURIST
APICULTURISTS
APICULUS
APIECE
APIMANIA
APIMANIAS
APING
APIOL
APIOLOGIES
APIOLOGY
APIOLS
APISH
APISHLY
APISHNESS
APISHNESSES
APISM
APISMS
APITHERAPIES
APITHERAPY
APIVOROUS

38 words start with API.