Abbreviation
accommodate
aisle
antonym
arid
communication
congenial
conservation
deceit
dexterous
docile
holy
homonym
different
infiltrated
infinite
isle
obedient
orient
psalmist
raze
salvation
saturation
slothful
sluggard
synonym
thesaurus
undaunted
unity
unyielding
wholly

Fill in the missing word in the sentence.

Bob's
_____ fingers flew up and down the guitar's neck.