When determining your ability scores, you increase one of those scores by 2 and increase a different score by 1. Depending on which score you increase by 2, you will receive benefits associated with such ability. 

If you increase either STR, DEX or CON, you may take a -1 to CHA for an extra +1 to a different ability then the two previous. This represents how the host as been formed for physical aptitudes more then mental.

Dragomoth mature at a rapid speed but can go on to live centuries if kept with a source of energy from the host. If not, they will go into hibernation until a suitable host interacts with them.

Dragomoths are small worm like creatures with six legs. Your size is Tiny. When you have a host, your size becomes the one of the host.

Your base walking speed is 10 feet with 10 feet of climbing speed.

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

You know the Mage Hand cantrip and the hand is invisible when you cast it. When you reach 3rd level and then 5th level, you can cast certain spells depending on which ability score you improved by 2. Your spellcasting for these spells is the your main ability score increase.

• If you chose STR as your main ability increase, you can cast compelled duel once with this trait and regain the ability to do so after a long rest.
• If you chose DEX as your main ability increase, you can cast hail of thorns once with this trait and regain the ability to do so after a long rest.
• If you chose CON as your main ability increase, you can cast shield of faith once with this trait and regain the ability to do so after a long rest.
• If you chose INT as your main ability increase, you can cast comprehend languages once with this trait and regain the ability to do so after a long rest.
• If you chose WIS as your main ability increase, you can cast healing word once with this trait and regain the ability to do so after a long rest.
• If you chose CHA as your main ability increase, you can cast command once with this trait and regain the ability to do so after a long rest.

• If you chose STR as your main ability increase, you can cast kinetic jaunt once with this trait and regain the ability to do so after a long rest.
• If you chose DEX as your main ability increase, you can cast spike growth once with this trait and regain the ability to do so after a long rest.
• If you chose CON as your main ability increase, you can cast enlarge/reduce once with this trait and regain the ability to do so after a long rest.
• If you chose INT as your main ability increase, you can cast see invisibility once with this trait and regain the ability to do so after a long rest.
• If you chose WIS as your main ability increase, you can cast healing spirit once with this trait and regain the ability to do so after a long rest.
• If you chose CHA as your main ability increase, you can cast enthrall once with this trait and regain the ability to do so after a long rest.

You can speak, read, and write Common and Dragomoth. Dragomoth sounds like a combination of different clicking and the writing uses an alphabet of lines like Asian languages.