You are a Monstrosity.

You can speak, read, and write undercommon and common.

Chilih-poda reach adulthood at around 16 years. They live somewhat shorter lives, approximately 65 years.

Chilih-poda strike imposing figures, being between 7 and 8 feet tall when flat to the ground, with a length of 20 feet. They can weigh up to 600 pounds all together. Your size is Medium. 

Chilih-poda both have a sense of communal survival, but also don't value those that cannot contribute to said community and are more likely to be neutral rather than good or evil. Nonetheless, Chilih-poda have a strong sense of that communal law that they abide by to survive. Because of this they favor lawful alignments.

Your base walking speed is 30 feet. Your climbing speed of 30 feet and can climb difficult surfaces, including along ceilings, without needing to make an ability check. Your swimming speed of 20 feet.

You can see in dim light within 60 feet as though it were bright light and in darkness as if it were dim light. You can’t discern color in darkness, only shades of gray.

Chilih-poda are nocturnal by nature and have trouble adjusting to being active during the day. You have Disadvantage on Perception checks while in direct sunlight.

If you fail to sleep for at least 1 hour during the day, you suffer one level of exhaustion at the end of that day. You can only recover from this exhaustion through magic or by sleeping for at least 1 hour during the day.

Dexterity score increases by 2.

You have an almost supernatural ability to appraise objects. By spending an action examining any object, you can determine any magical properties the item has, how they might be used or activated, as well as a fair estimation of market price. Using this skill strains the eyes, and you must complete a long or short rest before you can use it again.

You can burrow into the ground to hide yourself. This gives you advantage on stealth, but your movement speed is reduced to 0. 

Perform a bite action with your that does 1d4 piercing damage and the creature must succeed a dc 14 Constitution saving throw or be poisoned.

Can perform this bite as a bonus action if you are grappling a creature or being grappled.

Once per Long rest you can molt to heal 1d4 + Constitution modifier. Dice increases to 1d12 at level 5, 2d12 at level 10, and 3d12 at level 15.

As an action you can use half of your centipede length as a counter weight to raise your other half strait up, increasing height by 6 feet and significantly increasing your extended half's maneuverability. Gain advantage on intimidation, Dexterity and Strength checks. While in this stance you are planted and unable to move. Use a bonus action to leave this stance.