ケチつける

Also written ケチ付ける

Meanings

Expression, Ichidan verb to find fault (with); to cavil (at); to carp (about); to complain; to pick holes (in) See also: ケチをつける.
to throw a wet blanket (on); to throw cold water (on); to jinx; to cast a bad omen (on) See also: ケチをつける.