unspecified
unexplained
unpublished
unpublicized
underdog
unselfish
uneconomical
unpleasant
out of sorts
untroubled
unpertubed
unshaken
limitless
vb1; vb2; vb3; vb.ing =…
uninterruptedly
it is not strange
unscientific
do not willing to
anisotropy
nothing doing
off shore
indistinct
unsatiated
dishonest
slow but sure
without exception
not heard
invisible
out of sight
nowhere
