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
Mithradatha	-	Ancient Persian
Babbage	[bə'beidʒ]
Cyriaca	-	Late Roman
Hiroko	hee-ṙo-ko	Japanese
Amalbert	-	Ancient Germanic
ÁGueda	AH-ge-dhah (Spanish), A-gə-də (Portuguese)	Spanish, Portuguese