Adjective deceased has 1 sense
  1. asleep, at peace, at rest, deceased, departed, gone - dead; "he is deceased"; "our dear departed friend"
    Antonym: alive (indirect, via dead)
,Noun deceased has 1 sense
  1. dead person, dead soul, deceased person, deceased, decedent, departed - someone who is no longer alive; "I wonder what the dead person would have done"
    --1 is a kind of person, individual, someone, somebody, mortal, human, soul
    --1 is a member of dead
    --1 has particulars: infernal; Lazarus; zombi, zombie, the living dead
,Verb decease has 1 sense
  1. die, decease, perish, go, exit, pass away, expire, pass - pass from physical life and lose all all bodily attributes and functions necessary to sustain life; "She died from cancer"; "They children perished in the fire"; "The patient went peacefully"
    --1 is one way to change state, turn
    Derived forms: noun decedent1, noun decease1
    Sample sentence:
    Somebody ----s