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