Meaning of 顧る in Japanese

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Definition of 顧る

かえりみる(kaerimiru) 【顧みる ·省みる ·顧る】

(v1, vt) to look back (e.g. over shoulder or at the past); to turn around
顧みられぬ無数の漂流者が家を求めてる。
A hundred billion castaways are looking for a home.
to reflect on the past; to reconsider; to review
to reflect on oneself; to introspect; to contemplate oneself
彼女は費用を顧みず家を飾りたてた。
She decorated her house regardless of cost.
to consider (usu. used in negative); to concern oneself about; to pay attention to; to take into consideration