double-book
you can't run with the hare and hunt with the hounds
either-or
inseparable
have it both ways
inconsistency
oil and water
true love
conflict
misarrangement
bigamy
dispair
repugnance
disarranged
you can't be half pregnant
mutual exclusiveness
incompatibility
every stick has two ends
in the same breath
biune
incompatible
biconditional
equifacial
malarrangement
biclausal
undealable
mispair
legal separation
complexion
impossible
tandemwise
bi-
indecision
adhesion contract
false dilemma
unarrangeable
battle of the sexes
contradictory
deal
postnuptial agreement
mutual aid
concord
mutual will
as the case may be
whatever the case may be
international logistic support
ambi-
betweenity
bothridial
unduplicable
compatibility
twofoldedness
inharmonious
unshareable
double bind
potestative
aside
apart
dualic
on the horns of a dilemma
free variation
unmarriageable
biconcave
duad
discrepant
unsynchronised
unsynchronous
nonsynchronous
double-barreled
vagrate
co-locate
double-barrelled
at variance
unsynchronized
unpartable
noninterchangeable
dissonant
misorganize
touch
in between
restraint of trade
touching
stand-alone
complex
contrary
disarrange
unreplicatable
several
disposition
twosome
intervolve
mispairing
bargain
specification