suu
1.

To draw air or liquid into the body through the mouth or nose, often for the purpose of nourishing or oxygenating oneself.

2.

To consume smoke from tobacco or other substances by drawing it into the mouth and lungs.

3.

To absorb or take in surrounding substances, such as liquids or gases, through porous materials or biological processes.

4.

To engage in a physical act of kissing, where one person's lips meet another's, often implying a mutual exchange.

5.

To attract or draw something closer, as in a force that pulls objects toward each other, similar to how a magnet works.

Example:

教室でどうどうとタバコをすう高校生たちとそれを注意できない教師たちは罰を受けることになります。