1. the part of the psyche, residing in the unconscious, that is the source of instinctive impulses that seek satisfaction in accordance with the pleasure principle and are modified by the ego and the superego before they are given overt expression.

1. a means of identification, as a card or bracelet containing official or approved identification information.

2. to identify.
3. to issue an ID to: Go to the admissions office if you haven't been ID'd yet.

1. Idaho (approved especially for use with zip code).
2. infectious disease.
3. inner diameter, internal diameter, or inside diameter.
4. intellectual disability.
5. intelligent design.

1. contraction of I had:I'd never seen anything like it before!
2. contraction of I would:If I were you, I'd be careful what I wish for.

1. a suffix of nouns that have the general sense “offspring of, descendant of,” occurring originally in loanwords from Greek (Atreid; Nereid), and productive in English on the Greek model, especially in names of dynasties, with the dynasty's founder as the base noun (Abbasid; Attalid), and in names of periodic meteor showers, with the base noun usually denoting the constellation or other celestial object in which the shower appears (Perseid).

1. a suffix occurring in English derivatives of modern Latin taxonomic names, especially zoological families and classes; such derivatives are usually nouns denoting a single member of the taxon or adjectives with the sense “pertaining to” the taxon: arachnid; canid.

1. variant of -ide: lipid.

1. a suffix occurring in descriptive adjectives borrowed from Latin, often corresponding to nouns ending in -or1 : fetid; humid; pallid.

1. idem.

1. Idaho.

1. (in Iraq) dinar; dinars.

1. identification.
2. identity.
3. Infantry Division.
4. Intelligence Department.

1. the mass of primitive instincts and energies in the unconscious mind that, modified by the ego and the superego, underlies all psychic activity

1. Indonesia

1. Idaho
2. identification (document)
3. inside diameter
4. Intelligence Department
5. intradermal

1. I had or I would

1. indicating the names of meteor showers that appear to radiate from a specified constellation
2. indicating a particle, body, or structure of a specified kind

1. indicating members of a zoological family
2. indicating members of a dynasty

1. a variant of -ide

1. idem

1. Idaho

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