| Checks |
| Thwarts |
| Obstructs |
| Hesitates |
| Mound no-nos |
| Mound errors |
| Pitching slips |
| Baseball no-nos |
| Is recalcitrant |
| Pitch problems? |
| Refuses to obey |
| Abruptly refuses |
| Pitching miscues |
| Pitcher's no-nos |
| Pitching misfires |
| Resists, with "at |
| Goofs on the mound |
| Pitchers' mistakes |
| Draws the line (at) |
| Pitching infractions |
| Doesn't want to comply |
| Illegal pitching moves |
| Messes up on the mound |
| Pitchers' illegal moves |
| Commits a pitching error |
| Illegal moves on a diamond |
| Stops and refuses to budge |
| Illegal motions by pitchers |
| Illegal pickoff moves, e.g. |
| Illegal moves by CC Sabathia |
| Commits a pitching infraction |
| Stubbornly refuses to proceed |
| Makes an illegal move on the mound |