seldomly
unoften
sporadical
once in a blue moon
scantly
elusive
once in a purple moon
seldom
bare
infrequently
seldom or ever
nothing like
scarce
scarcely
hardly
barely
no
rarely
untimely
unreached
ungained
unoccasional
I can't remember the last time
remotely
on and off
off and on
catch dust
abrasively
underperform
nevah
not while pussy's a cat
not one bit
when two Sundays come together
never ever
when two Sundays meet
absent
ex-
nonfrequent
volitionless
unoccasioned
skimped
foggiest
dubitably
unsustained
dubitatively
noninstantaneous
not hardly
ill
nonapertured
inexistent