[annalex]

The english usage waxes and wanes, like with anything else. The Greek terms are latreia for worship and doulia for veneration:

Catholicism and Eastern Orthodoxy distinguish between worship (Latin adoratio, Greek latreia) which is due to God alone, and veneration (Latin veneratio, Greek doulia), which may be lawfully offered to the saints

Wiki

[Blogger]

In practice, how is your veneration of Mary substantively different from your worship of God?