In a gawky manner; awkwardly, clumsily, or ungainly in movement or action.
From 'gawky' plus '-ly' adverb suffix; standard English adverb formation from adjectives, following the productive '-ly' suffix pattern.
Adverbs formed with '-ly' are so common we barely notice them, but they're one of English's most productive word-creation tools—you can almost always add '-ly' to an adjective and instantly create an adverb that native speakers understand.
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