word accent

In linguistics, an accent refers to the way a syllable stands out within an utterance compared to neighboring syllables. This prominence can be achieved through variations in length, pitch, loudness, or a combination of these elements.1

Accents operate at different levels:

• Word accent (or word stress): This is an inherent part of a language's pronunciation. It can be fixed, as in French, or movable, as in English, where it can distinguish between words that are spelled the same but have different meanings (e.g., permit the noun vs. permit the verb).1
• Phrasal accent: This helps differentiate between similar-sounding phrases, such as "light housekeeping" versus "lighthouse keeping".1
• Sentence accent: This is used to emphasize specific parts of a sentence, altering the focus of the statement.1

English is a strongly stressed language, with four degrees of accentuation: primary, secondary, tertiary, and weak. These stresses can change vowel sounds and shift when syllables are added to a word. Regional accents, like British Received Pronunciation (RP) and General American, exhibit distinct patterns in vowel and consonant pronunciation, as well as intonation.2