ASCETIC
(a) Ardent
(b) Indulging in pleasures
(c) Careless
(d) Patriotic

UBIQUITOUS
(a) Honest
(b) Rarely found anywhere
(c) Out of fashion
(d) Scrupulous

PARSIMONIOUS
(a) Partisan
(b) Permissible
(c) Revealing
(d) Extravagant

EPHEMERAL
(a) Mysterious
(b) Impolite
(c) Long-lasting
(d) Exciting

INSUPERABLE
(a) Predictable
(b) Surmountable
(c) Countable
(d) Unendurable

EXONERATED
(a) Implicated
(b) Criticised
(c) Condemned
(d) Convicted

NADIR
(a) Zenith
(b) Climax
(c) Peak
(d) The lowest point

EVASIVE
(a) Unreliable
(b) Tricky
(c) Straightforward
(d) Elusive

SCRUPULOUS
(a) Lax
(b) Shameful
(c) Awful
(d) Pitiful

AMENABLE
(a) Obedient
(b) Diplomatic
(c) Stubborn
(d) Answerable

ENIGMATIC
(a) Lethargic
(b) Unambiguous
(c) Wrangling
(d) Obscure