aperio

arguo – accuse, attempt to show, censure, convict, declare, expose, make clear, prove, reprove, to blame, to show
declaro – explain, reveal, to explain, to proclaim, to prove
detectum – disclose, lay bare, to uncover
detego – disclose, lay bare, to expose, to uncover
fateor – admit, allow, make known, reveal, to confess
ostendo – declare, make plain, present, reveal, sum, to exhibit, to show

aperito – an opening
abeo – change, depart from life, die, disappear, retire, to digress, to go away, to have been, to pass, vanish
abluo – clean, cleanse, to wash
adeo – come to, so far, so long, such an extent, to approach, to such a point, undertake, visit
alio – end, for another purpose, person, to another place
abicio – dishearten, dispense with, get rid of, to throw down, weaken
aboleo – abolish, annul, do away with, efface, obliterate, to destroy
abortio – miscarriage
abruptio – divorce, separation
adaugeo – add, augment, increase, to make greater

a·pe·ri·o[1]