exact syllable matches

to
Beekes, of or origin
 
cheaper for both of us
find these
pieces more portable
 
weakness, for both of us

with 1 extra syllable

a relationship
between the coordinates
 
Cartesian coordinate
 
Cartesian coordinates
you
complete control over her
 
easier for both of us
on some
idea or formula

with 2 extra syllables

 
Kevorkian's home phone number
Or,
possibly of or origin
Instead,
probably of or origin

with 3 extra syllables

 
homogeneous coordinate