All adverbs

hard
into a solid condition
 
tetchily
in an ill-natured and tetchy manner
 
prissily
in a prissy manner
 
conceptually
in a conceptual manner
 
at stake
in question or at issue
 
humorlessly
in a humorless manner
 
vitally
to a vital degree
 
teasingly
in a playfully teasing manner
 
in principle
with regard to fundamentals although not concerning details
 
disadvantageously
in a disadvantageous way; to someone's disadvantage
 
just now
only a moment ago
 
melodically
with respect to melody
 
softly
used as a direction in music; to be played relatively softly
 
icily
in a cold and icy manner
 
whimsically
in a fanciful manner
 
tentatively
in a tentative manner
 
permissibly
in a permissible manner
 
transitionally
as a transitional step or in a transitional manner
 
on board
on a ship, train, plane or other vehicle
 
deftly
in a deft manner
 
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