All adverbs

in the least
to any extent at all
 
dolce
gently and sweetly
 
fecklessly
in a feckless manner; irresponsibly and incompetently
 
clockwise
in the direction that the hands of a clock move
 
right
precisely, exactly
 
vainly
to no avail
 
down
paid in cash at time of purchase
 
furthest
to the greatest distance in space or time (`farthest' is used more often than `furthest' in this physical sense)
 
frighteningly
in an alarming manner
 
overtly
in an overt manner
 
immoderately
without moderation; in an immoderate manner
 
foursquare
with firmness and conviction; without compromise
 
dashingly
in a highly fashionable manner
 
dandily
in a dandy manner
 
riskily
in a dangerously risky manner
 
ergo
(used as a sentence connector) therefore or consequently
 
austerely
in an austere fashion
 
harmoniously
in a harmonious manner
 
guiltily
in the manner of someone who has committed an offense
 
lusciously
so as to produce a delightful taste
 
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