bowelless
cruel
flinty
hard
harsh
heartless
inclement
inexorable
merciless
pitiless
relentless
remorseless
ruthless
uncompassionate
uncompassioned
unfeeling
unforgiving
unmerciful
unpitiful
unpitying
unremorseful
unsympathetic
unsympathizing
unyielding
without mercy
PPI
aspect
back-stabbing
bio-gel
customer-driven
environment-destroying
fast-evolving
free-style
game-like
glitzy
globalized
multisport
national-level
over-stimulated
political-military
record-making
track-and-field
union-busting
weeding-out