Physical Appearance:
* Massive: Reflects their large size and weight.
* Barrel-shaped: Describes their rounded body form.
* Plump: Indicates their roundness and stockiness.
* Wide-mouthed: Highlights their large mouths.
* Short-legged: Emphasizes their relatively short limbs.
* Hairless: Indicates their lack of fur.
* Grey: Describes their typical skin color.
Behavior and Temperament:
* Aggressive: Refers to their territorial nature and potential danger.
* Fearsome: Captures the image of their size and power.
* Fierce: Describes their intensity and readiness to defend themselves.
* Protective: Highlights their strong maternal instincts.
* Social: Indicates their tendency to live in groups.
* Semi-aquatic: Describes their adaptation to both land and water.
* Noisy: Reflects their vocalizations, often loud grunts and snorts.
Other Descriptive Adjectives:
* Endangered: Highlights their conservation status.
* Ancient: References their evolutionary history and prehistoric origins.
* Gentle: While not always true, some people associate hippos with a gentle nature.
* Curious: Can be used to describe their inquisitive behavior.
* Charming: A more lighthearted description, despite their powerful presence.
The best adjectives to use will depend on the specific context and what you want to emphasize about the hippopotamus.