multiply
"Crescendo", means to gradually increase in size, intensity or force.
accelerate means to increase speed.
The word 'compress' is the opposite of 'expand'.
The word hypertrophy means the enlargement of an organ or tissue from the increase in cell size. This commonly occurs in the muscles.
size means bigness and sisse means a breed of owl
accrete
bulk up...
Twice is a word that means two.
pickles
I know ones which are :tormentoso, turbulenta and turbulento.
French - decamper English - decamp, depart.
Proportional is the same in size