Old English verbs and adverbs form the backbone of the language's grammar. Verbs, classified as strong or weak, undergo complex conjugations to express tense, mood, and voice. Adverbs, meanwhile, modify other words to provide additional information about actions and states. Understanding these elements is crucial for translating Old English texts accurately. The inflectional system allows for flexible word order, while irregular verbs and various adverb types add nuance to the language. Comparing Old English to Modern English reveals both similarities and significant changes in verb forms and adverb usage.