12-Letter Words Starting with I

Arising or occurring within a species: intraspecific competition.

Like some contraceptive devices

Intravital

INTREPID {fearless=adj}

Interestingly, most of the scheme at home is ugly without something on top

Baptism at start of book

Doctor in unit performing birth

Hostly duty

Basic, preliminary

Preliminary

Opening

Introject

Psychological effect making one a bit backward in pre-op process

Insertion made in preface for religious outfit

""Throwing, or allowing to pass, into or within.""

Intromitter

Intromit

Introspect

Torn revision (anagram)

Draft of a prologue (wordplay)

Withdrawal into oneself.

Directed inward; marked by interest in oneself or concerned with inner feelings. Contrasted with extroversive.extroversive.

Introvert

Same as Intuitionalism. Intuitionalism.

Same as Intuitionalist. Intuitionalist.

""The act or process of swelling or enlarging; also, the state of being swollen; expansion; tumidity; especially, the swelling up of bodies under the action of heat.""

(Medicine / Pathology) (tr; usually passive) Pathol to turn or fold (an organ or a part) inwards; invaginate intussusceptive   adj

INVAGINATE To insert as in a sheath; to pr<?/<?/<?/ce intussusception in.

The condition of an invaginated organ or part.

Tending to invalidate or prove false.

Process of making a thing no longer valid

Invalidator

Invalidity

INVASIVE aggressive

Act of alluring.

Inventory

Inventress

Animal with no backbone

Animal without a backbone

Backboneless creature

""INVESTIGATE To follow up step by step by patient inquiry or observation; to trace or track mentally; to search into; to inquire and examine into with care and accuracy; to find out by careful inquisition; as, to investigate the causes of natural phenomena. as, to investigate the causes of natural phenomena.""

What Brewster's committee does

One making a search or enquiries

One making a search or enquiry

Private eye

Investiture

Inveteracy

Stubbornly

INVIGILATE To keep watch.

Keeping watch over examination candidates to prevent cheating.

Invigilator

Bracing

Action of strengthening

Enlivening process

Invigorator

Non-appearance

""Open only to persons issued an invitation; -- of gatherings, usually sports events; as, an invitational tournament.as, an invitational tournament.""

Invitatory

""INVOCATION The act or form of calling for the assistance or presence of some superior being; earnest and solemn entreaty; esp., prayer offered to a divine being.""

INVOLUTION The act of involving or infolding.

Involvement

Impossible to hurt

Run with last bit of email, cc from Vince Cable - redraft can't be damaged

""INVULNERABLE Incapable of being wounded, or of receiving injury.""

Inwardness

Ipecacuanha

Iridescence

Iridescent

""IRONICAL pertaining to irony, also IRONIC""

Irradiation

Sans sense

Unreasonableness shown by Irish supporter about quota

Irredentism

Irredentist

Irrelevance

Irrelevant

Doubt Irish analysis

Dithering Irish lose in-out referendum initially? Rearrange!

Indecision

""Not responsive; not able, ready, or inclined to respond.""

Irreverence

In an irreverent manner.

Irritating

Not rotatory; passing from one point to another by a movement other than rotation; said of the movement of parts of a liquid or yielding mass.

ISOANTIGEN

Isobutylene

Isochronal

Isochronism

ISOENZYME

Doctrine to be fought on home front

Policy of remaining apart

Political policy of non-involvement with other countries

Phenomenon of the 1940's.

Unpopular person after Pearl Harbor.

One not getting involved in other countries' affairs

English word

ISOTONIC of equal tension

""ITALIANATE To render Italian, or conformable to Italian customs; to Italianize.""

ITALIANISE

ITALIANIZE To play the Italian; to speak Italian.

Itemization

Itinerancy

Itineration