grief
grievance
tragedy
regret
optimistic
optimise/ize
ascend
escalate
grateful
obscure
economic
paralyse/yze
conceive
conceivable
critical
hypercritical
critique
hypocrisy
stress
stressful
strain
strained
fierce
ferocity
savage
vulgar
scare
scary
coward
alcohol
alcoholic
addict
addictive
restraint
confine
forbid
forbidding
magnet
magnetic
fantasy
fantasise/ize
dynamic
thermodynamics
generalize/ise
generate
degenerate
generative
generic
syntax
synonym
assume
unassuming
volunteer
voluntary
obligation
penalty
penalize
subjective
subjection
ceremony
ceremonious
luxury
luxuriant
pest
pesticide
orchestra
arch
reconcile
reconciliation
resign
resigned
impression
impressionable
parallel
unparalleled
scholar
scholastic
academic
register
procedure