linger on

go through with

To carry out (something planned or promised); to proceed with or conti…

drag through the mud

To tarnish or spoil enough so that something or someone is no longer r…

keep on about

To harp on; to continue to speak or discuss something repeatedly.

scratch one's head

To puzzle, ponder, or wonder about something.

pick up on

To notice, observe, learn, or understand, especially something otherwi…

labour the point

To continue to discuss or explain something excessively or repetitivel…