add
adjoin
affix
agglutinate
annex
append
attach
burden
complicate
conjoin
decorate
encumber
glue on
hitch on
infix
join
join with
ornament
paste on
plus
postfix
prefix
put with
saddle with
slap on
suffix
superadd
superpose
tack on
tag
tag on
take
unite
unite with
hang on
tack
subjoined
subjoining
subjoins
addendum
liii
multivitamin
repeller