prone
1. [ adjective ] lying face downward
Synonyms: prostrate
Related terms: unerect
2. [ adjective ] having a tendency (to); often used in combination
Examples:

"a child prone to mischief" "failure-prone"

Related terms: inclined
Similar spelling:   prune
  prion
  Prine
  prn
  pruno
  primo
  prime
  Premo
  Prehn
  preen
  prawn
  Perone
  Prinia
  premie
  Proano
  preemie