verbs
exchange positions without a change in value
"These operators commute with each other"
travel back and forth regularly, as between one's place of work and home
is a type of (narrower)
make a trip for pleasure
change the order or arrangement of
"Dyslexics often transpose letters in a word"
exchange a penalty for a less severe one
exchange or replace with another, usually of the same kind or category
"Could you convert my dollars into pounds?"; "He changed his name"; "convert centimeters into inches"; "convert holdings into shares"