Ambivalent

Anomaly, abberation

Sarcastic, Sardonic, Snide

Dearth, Paucity

Prattle

Wry, Droll

unconventional

Meticulous, painstaking, fastidious

Audacious

Indifferent, apathetic, nonchalant

diffident, self-effacing

pragmatic

evocation

Presumptuous

recalcitrant, obstinant, obdurate, refractory

boon

bane

clandestine, surretptiously

affable, amiable, genial, gregarious

AMI-

AMBI-

Austere and Austerity

Altruism

Ambiguity

Ambiguous

Upbraid, reproach, castigate, censure

Nostalgic

Conjecture, Supposition