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
Gwynn	-	Welsh
Joel	JOL (English), JO-əl (English), ho-EL (Spanish), zhoo-EL (Portuguese), YO-el (Swedish, Finnish)	English, Spanish, Portuguese, Swedish, Finnish, Biblical
VÍT	VEE:T	Czech, Slovak
Yeong-Hui	yung-hee	Korean
Arago	[ə'ra:gɔ]
Devin	DEV-in	English, Irish