allied
approaching
approximate
approximating
arm-in-arm
assembled
associated
banded together
bound
bracketed
burning
cheek-by-jowl
close
collected
conjoined
connected
copulate
coupled
familiar
gathered
hand and glove
hand-in-glove
hot
incorporated
inseparable
integrated
intimate
joined
knotted
leagued
linked
matched
mated
merged
near
near the mark
nearing
nearish
nigh
nighish
paired
propinque
proximal
proximate
side-by-side
spliced
thick
thick as thieves
tied
undivided