impalpable nothingness
impartial justice
impa.s.sable serenity
impa.s.sioned impulse
impatient yearning
impeccable felicity
impecunious exile
impelling movement
impending fate
impenetrable calmness
imperative necessity
imperceptible deviation
imperfect equipment
imperial authority
imperious mind [imperious = arrogantly domineering or overbearing]
imperishable renown
impersonal compliment
impertinent drollery
imperturbable gravity
impetuous zeal
impious defiance
impish humor
implacable resentment
implicit faith
implied concealment
implored pardon
imponderable air
important epoch
importunate questions [importunate = insistent request]
imposing mien [mien = manner revealing a state of mind; appearance or aspect]
impossible contingency
impotent desperation
impoverished age
impracticable obstinacy
impregnable fortress
impressionistic stroke
imprisoning limitations
improbable conjecture
impromptu utterance
improvising powers
imprudent indebtedness
impudent knowingness
impulsive grat.i.tude
inaccessible dignity
inadequate appreciation
inadmissible expression
inadvertent remark
inalienable right
inanimate existence
inapposite blandness [inapposite = inappropriate or misapplied nature]