not take (something) lightly

To regard something with a great amount of seriousness or gravity. I hope you aren't taking these allegations lightly—they could mean a life in prison! I can promise you that I won't take this job interview lightly.

Common Names:

Name	Pronounced	Usage
Hagar	HAY-gahr (English)	Biblical, Biblical Hebrew
Brandi	BRAN-dee	English
Alexandros	-	Greek, Ancient Greek, Biblical Greek, Greek Mythology
Tammara	tə-MAHR-ə	English (Rare)
Margery	['ma:dʒəri]
Asche	[æʃ]