| bear(nature, environment, world, surroundings) |
| nature(noun, environment, division, being, classification) |
| cytology(noun, biology, study, science) |
| kind(noun, division, classification, category, bracket) |
| domestic animal(noun, expression, animal, creature, brute) |
| pet(noun, biology, animal, creature, science) |
| environmental science(noun, expression, biology, study, science) |
| genetic science(noun, expression, biology, study, science) |
| molecular biology(noun, expression, biology, study, science) |
| space biology(noun, expression, biology, study, science) |
| animal(noun, creature, brute, beast) |
| astrobiology(noun, biology, study, science) |
| beast(noun, animal, creature, brute) |
| beastie(noun, animal, creature, brute, beast) |
| biogeography(noun, biology, study, science) |
| bionomics(noun, biology, study, science) |
| biped(noun, animal, creature, brute, beast) |
| blastie(noun, animal, creature, brute, beast) |
| botany(noun, biology, study, science) |
| bracket(noun, division, classification, category) |