Synonyms of the word 
ERRANT → FALLIBLE - UNCONTROLLED
errant
- adj. Straying from the proper course or standard, or outside established limits.
- adj. Prone to making errors.
- adj. (proscribed) Utter, complete (negative); arrant.
fallible
- adj. Capable of making mistakes or being wrong.
uncontrolled
- adj. not controlled.
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