attach,
stretch,
enlarge,
lengthen,
widen,
increase,
customize,
augment,
append,
add to,
tack on,
tag on,
build on,
extend,
broaden,
broaden (the reach),
annex,
supplement fiddle with,
fool around with,
blend,
take in,
mix,
contaminate,
incorporate,
integrate,
bring in,
add,
include,
toss in,
throw in,
introduce,
comprise,
combine,
fold in,
encompass,
titrate,
dilute cut,
pollute,
degrade,
lace,
water down,
distort,
taint,
weaken,
contaminate,
doctor,
tamper with,
mess around with,
spike,
bastardize,
debase,
adulterate,
monkey around with,
interfere with smash,
extract,
concentrate,
rotate,
split,
distill,
stain,
fuse,
fix,
saturate,
infiltrate,
scavenge,
catalyze,
invert,
bond,
explode,
attract,
spin,
oxidize,
ionize,
decay,
polarize,
inhibit,
stratify,
combine,
leach,
repel,
neutralize,
potentiate,
resonate,
derive,
aerate,
vaporize,
turn (into),
act upon,
titrate,
react,
sequence (dna),
configure,
precipitate,
assay