| crawling(verb, adjective, slow, slowing) |
| dilatory(adjective, dull, slow, boring, tedious) |
| plodding(noun, verb, adjective, slow, slowness) |
| protracted(adjective, dull, great, continue, low) |
| remaining(verb, adjective, outstanding, persistent, lasting) |
| slack(dull, slow, late, lazy, remiss) |
| chronic(adjective, continue, fixed, persistent, lasting) |
| prolonged(adjective, dull, great, continue, low) |
| creeping(verb, adjective, slow, slowing) |
| lagging(verb, slow, remiss, tardy) |
| leisurely(adjective, slow, late, remiss, tardy) |
| long-drawn-out(adjective, dull, great, low, slow) |
| remiss(slow, late, lazy, tardy, procrastinating) |
| tarriance |
| time-consuming(adjective, dull, moderate, low, stiff) |
| continuing(verb, adjective, continue, fixed, persistent) |
| extended(adjective, extensive, expanded, protracted, prolonged) |
| hesitating(verb, procrastinating) |
| indolent |
| overlong(adjective, great, slow, boring, high) |