"Burning up the road" implies speed and urgency, but there are several antonyms that suggest the opposite. "Cruising" suggests a leisurely pace, while "sauntering" indicates a relaxed, unhurried journey. "Strolling" suggests a slow and carefree journey, while "meandering" implies a winding and leisurely path. "Trundling" suggests a slow and sturdy journey, while "trudging" indicates a slow and laborious walk. There are many other antonyms, but these examples illustrate the versatility of language and the range of meanings that can be conveyed with different words.