All adverbs

illegitimately
in a manner disapproved or not allowed by custom
 
slouchily
in a slouchy manner
 
movingly
in a moving manner
 
literatim
letter for letter
 
pitifully
to a pitiful degree
 
pejoratively
in a pejorative manner
 
recklessly
in a reckless manner
 
wrathfully
in a wrathful manner
 
to a T
in every detail
 
phonemically
by phonemics
 
stably
in a stable solid fixed manner
 
terminally
at the end
 
securely
in a secure manner; in a manner free from danger
 
needfully
in an essential manner
 
in and of itself
with respect to its inherent nature
 
surprisingly
in a surprising manner
 
unwillingly
in an unwilling manner
 
cross-country
not following tracks or roads
 
wafer-thin
very thin
 
characteristically
in characteristic manner
 
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