aberrant — Aberrant means unusual and not socially acceptable.
stray — to deviate from the direct course, leave the proper place, or go beyond the proper limits, especially without a fixed course or purpose; ramble: to stray from the main road.
unorthodox — not conforming to rules, traditions, or modes of conduct, as of a doctrine, religion, or philosophy; not orthodox: an unorthodox ideology.
deviating — to turn aside, as from a route, way, course, etc.
devious — If you describe someone as devious you do not like them because you think they are dishonest and like to keep things secret, often in a complicated way.
drifting — a driving movement or force; impulse; impetus; pressure.
fallible — (of persons) liable to err, especially in being deceived or mistaken.
heretic — a professed believer who maintains religious opinions contrary to those accepted by his or her church or rejects doctrines prescribed by that church.
meandering — to proceed by or take a winding or indirect course: The stream meandered through the valley.
straying — to deviate from the direct course, leave the proper place, or go beyond the proper limits, especially without a fixed course or purpose; ramble: to stray from the main road.
unreliable — not reliable; not to be relied or depended on.
wandering — moving from place to place without a fixed plan; roaming; rambling: wandering tourists.