art work —(also: art-work) a fine painting, piece of sculpture, etc.:
Artistic vs Aesthetic
Artistic and Aesthetic are often understood as equivalent terms, especially when used in such collocations as the artistic or aesthetic temperament; artistic or aesthetic satisfaction; artistic or aesthetic standards or values; for artistic or aesthetic reasons.
Androgenous vs Androgynous
Androgenous refers to producing male offspring.
Anchors away vs Anchors aweigh
Anchors aweigh is the correct phrase. The word weigh originates from an old word meaning heave, hoist, or raise.
Artist vs Artificer vs Artisan vs Architect
Artist, Artificer, Artisan and Architect all mean one who makes something beautiful or useful or both.
Art film vs Artful film
art film—a film intended to be a serious artistic work, often experimental and not designed for mass appeal:
Artificial vs Factitious vs Synthetic vs Ersatz
Artificial, Factitious, Synthetic and Ersatz all mean not brought into being by nature but by human art or effort or by some process of manufacture.
Analyst vs Annalist
Analyst is someone skilled at studying or analyzing problems.
Arrive dead on time vs Be dead on arrival
arrive dead on time—arrive exactly at the expected or prearranged time:
Articulate vs Pronounce vs Enunciate
Articulate, Pronounce and Enunciate are comparable when they mean to form speech sounds.
Around the bend vs Around the corner
around the corner—(also: round the corner) = around the bend 1:
Analysis vs Analyzation
Analysis is the preferred and less pompous word to use.