MOUNTAIN (adj)
MOUNTAINOUS
STRONG (verb)
STRENGTHEN
HIGH (noun)
HEIGHT
GOOD (adv)
WELL
DEEP (noun)
DEPTH
WAKE (adj)
AWAKE
SURE (verb)
ENSURE
NEW (noun)
NEWNESS
LONG (verb)
LENGTHEN
FREE (noun)
FREEDOM
WOOD (adj)
WOODEN
SAFE (noun)
SAFETY
FRIEND (verb)
BEFRIEND
BAD (adv)
BADLY
CARE (adj)
CAREFUL - CARELESS
SHORT (verb)
SHORTEN
DANGER (verb)
ENDANGER
SLEEP (adj)
SLEEPY - SLEEPLESS
FAST (adv)
FAST
QUICK (verb)
QUICKEN
PAY (noun)
PAYMENT
WEIGH (noun)
WEIGHT
BAD (verb)
WORSEN
EMPLOY (negative noun)
UNEMPLOYMENT