Not be generous
Not be generous with
Not be gentle with a door
Not be gratuitous
Not be haphazard
Not be honest about oneself
Not be idle
Not be inert, as two chemical compounds
Not be joking
Not be just warm
Not be juvenile
Not be nosy
Not be off
Not be on target
Not be on the level
Not be oneself, but rather be one's elf?
Not be oneself?
Not be passive
Not be perfect
Not be perpendicular
Not be picky with a guitar?
Not be picky with an instrument?
Not be rash
Not be recalcitrant
Not be resigned to one's lot
Not be resolved
Not be right
Not be satisfied, perhaps
Not be selfish
Not be serious
Not be serious about
Not be settled with
Not be smooth-talking?
Not be so hard
Not be spoken aloud
Not be square with
Not be squared up, say
Not be steadfast
Not be straight
Not be straight up
Not be straight with
Not be stuck in one's ways
Not be the same
Not be truthful with
Not be under the weather
Not be up to date on bills
Not be up-front with
Not be up-to-date
Not be upright
Not be vertical
Not be victorious
Not be well
Not be yourself (3 to 5)
not bearing a stress or accent
Not bearing a weapon
NOT bearing any fruit
Not beat
Not beat around the bush
Not beating around the bush
Not bedridden
Not beefy
not befitting
not before
Not before antonym
Not before or after
Not before, and not since
Not behind
Not behind a pharmacy register: Abbr.
Not behind closed doors
Not behind the defenders
not being
not being a target
Not being able to stand
Not being addressed at the moment
Not being buffeted as much
not being faithful to a spouse
not being faithful to a spouse or lover
Not being forthcoming about
Not being honest with
Not being operated manually
not being or never having been used
not being or productive of something fresh and unusual
Not being productive
not being reflective
not being served
Not being straight
Not being such a daredevil, say
not being under control
Not being used
Not believable
not belonging to any country
Not belonging to the clergy
not belonging to this world, out of, beyond, this world
Not below
Not belowdecks
Not benched, as in hockey
Not benched, in hockey
Not bent
not bent or crooked
Not berthed
Not better suited to the occasion
Not better than okay
Not beyond
Not beyond belief
Not beyond one
Not beyond redemption
Not beyond repair
Not beyond the line
Not beyond the realm of possibility
Not biased
Not bien
Not big
Not big at all, informally
Not big bites
Not big on discipline
Not big on schmoozing
Not big on social events, say
Not big shots
Not big, in a small way
Not bilateral
Not binding
Not biological
Not bite off more than one can chew
Not blabbing
Not black or white
Not black-and-white
Not blackball, say
Not bland
Not blasé
Not blatant
Not blather
Not blended
not blind
Not blind to
Not block out
Not blocked
Not blocked, on a traffic sign
Not blood relatives
Not bloody likely!
Not blue, in a sense
Not boastful
Not bogus
not boiled or fried
Not bold
Not boldly
Not bona fide
Not bonkers
Not book-smart
Not booked
Not bootlegged
Not born yesterday
not both
Not bother
Not bother with, as a chore
not bothered
Not bothered by
Not bothered by conscience
Not bottled
Not bottled or canned
Not bottled or canned, as beer
Not bottled, as beer
Not bottled, at a bar
Not bottled, say
Not bought, perhaps
Not bought, say
Not bound by 20-Across
Not bound in
Not bound together
Not boundless
not bowing
Not boyish
Not brand-name
Not brand-new
Not brave
Not brave people
Not break down
not breathing
not breathing or able to breathe except with difficulty
not breathing or having no perceptible pulse
Not brewed
Not brewed, perhaps
Not briefly
not bright
Not bright anymore
Not bright at all
Not bright, as a color
Not bright, as a light
Not bright, as colors
not brillant or glaring
Not brilliant
Not bring up
Not bring up again, as a topic
Not broad
Not broadcast
Not broadside
Not broccoli again!
Not broken
Not broken up
not broken up into teeth or lobes
Not brought home
not brought into existence by any cause
not brought under human control
Not brought up properly: crude
Not brown or blue, perhaps
Not brush off
Not brushed off
Not brushed off recently
Not buck the system
Not budge
Not budget-friendly
Not budging
Not buggy
Not built to last
Not built up
Not built very well
Not built-up
Not bumpy
Not bumpy at all
Not burdened by
not burdened with military service
Not burdensome
Not burn completely
not burned
Not burning
Not burning the mouth
Not burning the mouth much
Not burning yet
not busily
Not busy
Not busy at all
not busy or not taken
Not button-down
Not buttoned
not buttoned up
Not buttoned, as a shirt
Not buy, maybe
Not buy, say
Not buying it
Not by ___ (way off target)
Not by a long shot
Not by accident
Not by chance
Not by check or credit card, say
Not by commission
not by machine
Not by much
Not by sea
Not by sea or air
Not by the book
Not caged