John came later than I. The later is:

🧠 Explanation:

In “John came later than I,” “later” is an adverb, modifying the verb “came” to describe the timing of John’s arrival. Adverbs clarify manner, time, or extent, enhancing sentence precision. Understanding parts of speech is vital for grammar, ensuring clear communication in writing or speech. “Later” as an adverb is common in comparisons, applicable in narratives or reports. Mastering this usage strengthens expression in academic essays, professional documents, or casual conversations, where accurate word classification ensures clarity and conveys temporal relationships effectively across diverse contexts.