drink·er 
(drĭngkər)
(drĭngkər)n.
1. One that drinks.
2. One who drinks alcoholic liquors, especially habitually or excessively: a hard drinker.
- irregular galaxy
- irregularity
- irregularly
- irrelative
- irrelatively
- irrelevance
- irrelevancy
- irrelevant
- irrelevantly
- irreligion
- irreligious
- irreligiously
- irreligiousness
- irremeable
- irremediable
- irremediably
- irremissibility
- irremissible
- irremissibly
- irremovability
- irremovable
- irremovably
- irreparability
- irreparable
- irreparableness