(a.) Slow-moving, like a snail.

ambulation backpacking cautious circumspect claudicant crawling creeping creeping like snail deliberate easy faltering flagging foot-dragging footing footing it footwork gentle going on foot gradual halting hiking hitchhiking hitching hobbled hobbling hoofing idle indolent languid languorous lazy legwork leisurely limping lumbering marching moderate pedestrianism perambulation poking poky relaxed reluctant sauntering shuffling slack slothful slow slow as death slow as molasses slow as slow slow-crawling slow-foot slow-going slow-legged slow-moving slow-paced slow-poky slow-running slow-sailing slow-stepped sluggish snail-paced snaillike staggering strolling tentative thumbing thumbing a ride toddling tortoiselike tottering tramping treading trudging turtlelike unhurried waddling walking