Not belonging to or unaffiliated with any clique; independent from exclusive social groups.
From 'clique' + '-less' (suffix meaning 'without' or 'lacking'). A logical English formation using productive morphology.
The '-less' suffix is wonderfully productive—you can make almost any noun negative with it (friendless, homeless, fearless). 'Cliqueless' describes a social position that many teenagers aspire to but few achieve!
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