S: (v) preoccupy (preoccupy%2:37:00::) (engage or engross the interest or attention of beforehand or occupy urgently or obsessively) "His work preoccupies him"; "The matter preoccupies her completely--she cannot think of anything else"
S: (v) militate (militate%2:41:00::) (have force or influence; bring about an effect or change) "Politeness militated against this opinion being expressed"