split up

(noun) an increase in the number of outstanding shares of a corporation without changing the shareholders' equity. Synonyms: split, stock split, split up. Example: "They announced a two-for-one split of the common stock."

(verb) get a divorce; formally terminate a marriage. Synonyms: divorce, split up. Example: "The couple divorced after only 6 months."

(verb) separate into parts or portions. Synonyms: divide, split, split up, separate, dissever, carve up. Examples: "Divide the cake into three equal parts." "The british carved up the ottoman empire after world war i."

(verb) discontinue an association or relation; go different ways. Synonyms: separate, part, split up, split, break, break up. Examples: "The business partners broke over a tax question." "The couple separated after 25 years of marriage." "My friend and i split up."

(verb) become separated into pieces or fragments. Synonyms: break, separate, split up, fall apart, come apart. Examples: "The figurine broke." "The freshly baked loaf fell apart."