advocate always trot out assert attach a condition belabor blandish brook no denial cajole call on call upon coax compel condition constrain contend dictate dwell on dwell upon exhort hammer away at harp on have a catch have a joker high-pressure importune insist insist on jawbone labor lobby maintain make conditional make contingent nag necessitate oblige persist plead with press pressure push recommend soft-soap stand on stick to stipulate sweet-talk take no denial thresh over urge wheedle work on