The definition of addiction gained some acceptance, but confusion in the use of the terms addiction and habituation and misuse of the former continued.
sociology
solar
spatial
specify
spectrum
speculate
spontaneous
starve
stationary
statistic
stereotype
stimulate
stipulate
strata
subdivide
subjective
subordinate
subside
subsidize
suffice
superficial
superimpose
suppress
suspend
sustain
sweat
symptom
synthetic
telescope
tense
the
of
and/
to
in
is
that
was
he
for
it
with
students
hear
hope
able
industry
stand
tax
west
meet
particular
cut
short
stood
university
spirit
start
total
future
front
low
century
Washington
usually
care
recent
evidence
further
million
simple
road
sometimes
support
view
fire
says
peace
hard
morning
table
left
situation
try
outside
lines
surface
ask
modern
top
enhance
already
substances
harder
interrupt
practiced
acceptance
gained