accelerate
aggravate
ball up
beef up
bifurcate
bisect
blow up
branch
branch out
by two
cleave
complicate
concentrate
condense
confound
confuse
consolidate
cut in two
deepen
deploy
dichotomize
dimidiate
disperse
divaricate
divide
double
embrangle
enhance
entangle
exacerbate
exaggerate
expand
extend
fan
fan out
fission
flare
fork
foul up
furcate
halve
heat up
heighten
hop up
hot up
implicate
in half
intensify
ramified
change
grow
ramifies
ramifying
ramification