An untethered animal is one that is free to move around and explore. A pet dog is usually tethered to a leash, but an untethered animal can go anywhere it wants.
When something is relatable, it is easy to understand and to relate to. Sometimes people use the word to describe something that is funny, sad, or interesting.
Caustics are a type of poison that can damage your skin or your body. They are often used in writing or speech to express feelings of anger, envy, or bitterness.
To be beholden is to be indebted to, or to have a strong obligation to. Someone who is beholden to a debt must pay it back no matter what.
Geeked means excited and enthusiastic. When he geeks out over his new computer, he is very excited about it.
Floundering means to be in a difficult or unstable situation. The boat floundered in the water, and it was difficult to get it to shore.
Strangling is a very violent crime. Someone can strangle another person by putting their hands around their throat and squeezing.
Uncomfortable means uncomfortable in a way that makes you feel tense or upset. When you're uncomfortably hot, you're uncomfortable because you're sweating.
When two things are interweaving, they are working together to create a single effect. The two things might be plants, or fibers in a fabric.