atween

As prepositions the difference between atween and among

is that atween is (archaic) between while among is denotes a mingling or intermixing with distinct or separable objects (see usage note at amidst).

As a noun tween

is (animation) an action of tweening (inserting frames for continuity); a sequence of frames generated by tweening or tween can be a person who is neither a young child nor an adolescent, one of an age in the range of 8 to 12 years old or a similar range.

As a verb tween

is (cinematography) to generate intermediate frames in an animated sequence so as to give the appearance of smooth movement.

As a preposition atween is

(archaic) between.

As a noun taxonomy

is the science or the technique used to make a classification.

As a preposition atween is

(archaic) between.