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