Stress is the relative prominence of a syllable in a word or phrase. It is typically indicated by increased loudness, higher pitch, or longer duration of the stressed syllable.

Intonation is the variation in pitch of a speaker's voice. It is used to convey meaning, emotions, and emphasis in spoken language.

The primary function of stress in speech is to distinguish between different words. For example, in English, the words 'record' (noun) and 'record' (verb) are pronounced with different stress patterns, allowing listeners to distinguish their meanings.

The primary function of intonation in speech is to convey emotions. For example, a speaker may use rising intonation to express surprise or excitement, and falling intonation to express sadness or disappointment.

Stress is related to the prominence of syllables, which can be indicated by increased loudness, higher pitch, or longer duration. Intonation, on the other hand, is related to the variation in pitch of a speaker's voice, which is used to convey meaning, emotions, and emphasis.

Stress in a word can be affected by a combination of factors, including the number of syllables, the position of the word in a sentence, and the grammatical category of the word.

Intonation in speech can be affected by a combination of factors, including the speaker's emotions, the context of the conversation, and the speaker's regional dialect.

Stress can contribute to the meaning of a word in several ways. It can distinguish between different words with the same spelling, indicate the grammatical function of a word, and convey emotions or attitudes.

Intonation can contribute to the meaning of a sentence in several ways. It can indicate the speaker's attitude or emotions, signal the end of a sentence or a question, and highlight important information.

Primary stress is stronger than secondary stress, occurs on the first syllable of a word, and is more common than secondary stress.

Rising intonation indicates a question or surprise, while falling intonation indicates a statement or certainty. Rising intonation is more common than falling intonation, and falling intonation is used to convey emotions such as sadness or disappointment.

Stress and intonation interact to convey meaning in speech in a variety of ways. Stress can highlight certain words or phrases, while intonation can convey the speaker's attitude or emotions. Stress can indicate the grammatical structure of a sentence, while intonation can signal the end of a sentence or a question. Stress can distinguish between different words with the same spelling, while intonation can convey emotions or attitudes.

Stress and intonation play a crucial role in understanding spoken language. They help listeners to distinguish between different words and phrases, provide information about the speaker's emotions and attitudes, and help listeners to understand the grammatical structure of a sentence.

Stress and intonation can be used to convey different meanings in speech in a variety of ways. By changing the stress pattern of a word, speakers can change its meaning. By changing the intonation pattern of a sentence, speakers can change its meaning. By combining different stress and intonation patterns, speakers can create a variety of different meanings.

Stress and intonation can be used to create emphasis in speech in a variety of ways. By increasing the stress on a particular word or phrase, speakers can make it stand out from the rest of the sentence. By using a rising intonation pattern, speakers can create a sense of anticipation or excitement. By using a falling intonation pattern, speakers can create a sense of finality or certainty.