unity
abstract
alliance
attach
attachment
bond
chain
chainlink
circle
circular
clasp
combine
concept
conjoined
connect
crossing
element
enlaced
entwined
geometric
geometry
icon
integration
interconnect
interconnection
interlace
interlink
interlinked
interlock
interlocking
intersect
intersecting
intertwined
join
joint
lace
line
link
linkage
merge
overlap
pair
relation
ring
segment
shape
symbiosis
symbol
symmetry