Union
$$A \cup B =$$
{ animal, clarity, completion, creative, entrance, heaven, hell, initiative, motion, plant, receptive, tranquil }
Symmetric Difference
$$A \ominus B =$$
{ animal, clarity, completion, creative, entrance, heaven, hell, initiative, motion, plant, receptive, tranquil }
Difference
$$A - B =$$
{ clarity, completion, creative, entrance, initiative, motion, receptive, tranquil }
Cartesian Product
$$A \times B =$$
{ (clarity, animal),
(clarity, heaven),
(clarity, hell),
(clarity, plant),
(completion, animal),
(completion, heaven),
(completion, hell),
(completion, plant),
(creative, animal),
(creative, heaven),
(creative, hell),
(creative, plant),
(entrance, animal),
(entrance, heaven),
(entrance, hell),
(entrance, plant),
(initiative, animal),
(initiative, heaven),
(initiative, hell),
(initiative, plant),
(motion, animal),
(motion, heaven),
(motion, hell),
(motion, plant),
(receptive, animal),
(receptive, heaven),
(receptive, hell),
(receptive, plant),
(tranquil, animal),
(tranquil, heaven),
(tranquil, hell),
(tranquil, plant) }