Taking someone lightly with 甘く見る
甘く見
Further Reading
- 甘く見る|慣用句 (edewakaru.com)
Examples
Don't underestimate your mother with 甘く見る

Meimi’s mother stops by Meimi’s room with a couple of movie tickets. She says she and Meimi’s father have already seen the movie, so she’s offering them to Meimi. She says the movie is very romantic, and suggests Meimi has someone she’d want to see it with.
- 芽美
( : - 「マ… ママ知
( って…」- “Mom, you knew...?”
- ママ:
- 「ママを甘
( く見( ないことね」- “Don't underestimate Mom.”