stereotypical

From stereotype +‎ -ical, derived from French stéréotype.

stereotypical (comparative more stereotypical, superlative most stereotypical)

1. Pertaining to a stereotype; conventional
2. banal, commonplace and clichéd because of overuse

   I was disappointed by the stereotypical the-butler-did-it ending.

3. Relating to stereotypy.
   • 2005, Lloyd J. Brown, ‎Lee Todd Miller, Pediatrics (page 383)

     Tics are brief, stereotypical behaviors that are initiated by an unconscious urge that can be temporarily suppressed.

• stereotypically