Beetle is a two-syllable noun referring to a hard-shelled insect, or colloquially to a troublesome or curious person. In everyday speech it appears as /ˈbiː.təl/ in many varieties of English, with primary stress on the first syllable. The term can also function metaphorically in contexts like “robot beetle” or “bug in software,” but its primary meaning remains the insect. The plural form is beetles.
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