| benthon | ชีวินก้นท้องน้ำ [พฤกษศาสตร์ ๑๘ ก.พ. ๒๕๔๕] |
| benthic | (adj) of or relating to or happening on the bottom under a body of water, Syn. benthal, benthonic |
| benthos | (n) a region including the bottom of the sea and the littoral zones, Syn. benthic division, benthonic zone |