- infra dig
- imposition. related term: fiscal
- in the bargain
- indelibly
- incontrovertibility
- in general
- informal park
- inanity
- intervener
- ininhabitable
- in contrast to
- in the dogbox
- in the air
- infatuate
- in extremis
- intarsia
- in safe hands
- infirmities
- I haven't the faintest notion
- indi-cate
- informal make head or tail of
- in view
- in writing
- in unity
- indocrinate
- incredulously
- in pain
- interceder
- indistinguishability
- I'll say
- iconoclastic
- inadequately
- illumining
- it would seem
- informal be the boss of
- invest in
- in confusion
- inebriety
- irrefutably
- immutably
- infuriated
- in time past
- in the know
- in one's genes
- ineffectual Atn. manly
- intercessor
- inspirit
- inconsistently
- in tick
- irresoluteness
- in vogue
- incomparability
- impecunious-ness
- impotence
- in a delicate condition
- in re
- in an acting capacity
- in store
- in disagreement with
- in the genes
- in no time
- in a state of uncertainty
- ill-informed
- injudiciousness
- in a hurry
- idealized
- incontrovertibly
- immoderateness
- in uproar
- indoctrination
- insipidity
- informl tatty
- ill breeding
- in a pickle
- in a position to
- impanel
- in captivity
- intending
- in the picture
- ineradicable
- impinge on
- in league
- Ingra-tiating
- in-depth
- in contrast with
- informal terribly
- I haven't the foggiest idea
- in the midst of in the course of
- imagined
- in good spirits
- in bygone days
- iron-fisted
- in the affirmative
- in raptures
- intelligencer
- immolation
- in one's cups
- in an instant
- ill repute
- idioms