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
Achille	a-SHEEL (French), ah-KEEL-le (Italian)	French, Italian
Dominique	do-mee-NEEK	French
&Thorn;ÓRketill	-	Ancient Scandinavian
Connla	-	Irish Mythology
Fortune	FAWR-chən	English (Rare)
Winifred	WIN-i-frid	Welsh, English