Robust
weak/fragile
minute
huge/enormous
parched
wet
vacant
occupied/full
achieve
fail/miss
prompt
late/delayed
expert
novice/amateur/beginner
natural
artificial/manufactured
sharp
blunt
boring
exciting/interesting
active
idle/lazy
abundant
scarce/limited
terminate
begin/start
concur
disagree/differ
taboo
permit/allow.consent
