Choice of vocabulary reflects the reality. When Christ told the Apostles to "do this" (Luke 22:19) He did not tell them anything about the ritual of the Last Supper. He simply said to do what He did. That is the difference between sacrament and ritual. Words mean things.
Words mean things.
Luke 8:20 Someone told him, “Your mother and brothers are standing outside, wanting to see you.”
He replied, “My mother and brothers are those who HEAR God’s Word and OBEY IT.”