eight-year
UK: ˈeɪt jɪə | US: ˈeɪt jɪr
adj. lasting or involving a period of eight years
adj. of or relating to someone or something that is eight years old
The term "eight-year" is a compound adjective formed by combining the cardinal number "eight" (from Old English eahta, Proto-Germanic ahtōu) with "year" (from Old English ġēar, Proto-Germanic jērą). It follows the common English pattern of combining numbers with "year" to denote duration or age (e.g., "two-year," "ten-year"). The hyphen ensures clarity in modifying nouns (e.g., "eight-year plan").
The museum unveiled an eight-year restoration project.
She adopted an eight-year rescue dog from the shelter.
The study tracked participants over an eight-year period.
His eight-year tenure as CEO brought significant growth.
The warranty covers the product for eight years.