There are 11 words that end with 'otaxis'.
| geotaxis | homotaxis | hypotaxis |
| rheotaxis | telotaxis | chemotaxis |
| phototaxis | tropotaxis | phyllotaxis |
| thermotaxis | thigmotaxis | |
Note: These 11 words that end with 'otaxis' are found from the USA & Canada version of the tournament Scrabble word list.