noun-modifying (irregular)
Prenominal form of 年を取る (to grow old), used to describe an old person or aged thing. Often carries a neutral or slightly sympathetic tone.
年取った犬はよく寝る。
Old dogs sleep a lot.
年取った両親を大切にしたい。
I want to take good care of my aged parents.
Derived from the verb phrase 年を取る (としをとる, 'to take years'), literally 'to take on years'. The prenominal form 年取った is a contraction of 年を取った, used attributively.