S: (v) unify, unite, merge (become one) "Germany unified officially in 1990"; "the cells merge"
S: (v) integrate (become one; become integrated) "The students at this school integrate immediately, despite their different backgrounds"
S: (v) change state, turn (undergo a transformation or a change of position or action) "We turned from Socialism to Capitalism"; "The people turned against the President when he stole the election"
S: (v) change (undergo a change; become different in essence; losing one's or its original nature) "She changed completely as she grew older"; "The weather changed last night"