Art itself and related words:
* Art: The expression or application of human creative skill and imagination, typically in a visual form such as painting or sculpture, producing works to be appreciated primarily for their beauty or emotional power.
* Artistic: Having or showing skill and imagination in the creation of aesthetic objects.
* Artisan: A skilled craftsman.
* Artifact: An object made by a human being, typically an item of cultural or historical interest.
Words with the meaning of "skill" or "craft":
* Artful: Clever and skillful, especially in a way that is intended to deceive or impress.
* Artificial: Made by human beings and not occurring naturally.
* Artifice: Clever or cunning devices or expedients, especially as used to deceive.
* Artless: Without skill or cunning, simple and natural.
Words with the meaning of "joint" or "jointly":
* Articulate: To express oneself clearly and effectively.
* Article: A distinct and independent part of something, especially a written text.
* Articulation: The process of expressing oneself clearly and effectively.
Less common words:
* Artefact: (UK spelling of artifact)
* Arteficial: (Older spelling of artificial)
* Artless: (Rarely used, meaning "lacking skill")
These are just a few examples, and the Latin root "art" can be found in many other words across various fields.