In a dilatory manner; with slowness or delay; in a way that causes postponement.
From dilatory (adjective meaning slow or delaying) + -ly suffix. Note: this relates to 'dilatory' (slow), not 'dilator' (expansion)—they're homographs with different meanings!
English has two completely different words spelled almost identically: 'dilator' (makes things bigger) and 'dilatory' (makes things slower)—homographs that confuse even native speakers!
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