verb
loiter implies aimlessness or slowness of movement and may suggest a wasting of time in lingering or lagging to loiter around street corners; dawdle implies a wasting of time over trifles or a frittering away of time that makes for slow progress to dawdle over a cup of tea; dally suggests spending time in trifling or frivolous pursuits or in indecision; idle suggests habitual avoidance of work, or inactivity, indolence, etc. to idle away the hours
See loiter in Webster's New World Roget's A-Z Thesaurus II
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