Daily word games to challenge your mind
Looking for 10-letter words starting with BIO? You've found the right place. Popular examples include BIOASSAYED, BIOCENOSES, BIOCENOSIS, plus BIOCHEMIST, BIOCONTROL, BIODEGRADE and many more. Sort by length or alphabetically to narrow your search.
| Word | Definition | Length | Syllables |
|---|---|---|---|
| bioassayed | 10 | 2 | |
| biocenoses | 10 | 4 | |
| biocenosis | 10 | 4 | |
| biochemist | 10 | 3 | |
| biocontrol | 10 | 3 | |
| biodegrade | 10 | 3 | |
| biodynamic | 10 | 4 | |
| bioethical | 10 | 3 | |
| biofouling | 10 | 3 | |
| biogeneses | 10 | 4 | |
| biogenesis | 10 | 4 | |
| biogenetic | 10 | 4 | |
| biographee | 10 | 2 | |
| biographer | 10 | 3 | |
| biographic | 10 | 3 | |
| biohazards | 10 | 3 | |
| biological | 10 | 4 | |
| biologisms | 10 | 3 | |
| biologists | 10 | 3 | |
| biomedical | 10 | 4 | |
| biometrics | 10 | 3 | |
| biometries | 10 | 3 | |
| biomorphic | 10 | 3 | |
| biophysics | 10 | 3 | |
| biopolymer | 10 | 4 | |
| bioreactor | 10 | 3 | |
| biorhythms | 10 | 2 | |
| bioscience | 10 | 2 | |
| bioscopies | 10 | 3 | |
| biosensors | 10 | 3 | |
| biospheres | 10 | 3 | |
| biospheric | 10 | 3 |
Are BIO-starting words common?
BIO is a frequent start; probing vowel swaps after BIO quickly narrows options.
Is this list good for crosswords?
Yes—filter by length mentally and scan definitions when available.