hall / haul are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
hall: (noun) a large room for gatherings or entertainment. (noun) English writer whose novel about a lesbian relationship was banned in Britain for many years (1883-1943). (noun) United States child psychologist whose theories of child psychology strongly influenced educational psychology (1844-1924). (noun) United States chemist who developed an economical method of producing aluminum from bauxite (1863-1914). (noun) United States explorer who led three expeditions to the Arctic (1821-1871). (noun) United States astronomer who discovered Phobos and Deimos (the two satellites of Mars) (1829-1907). (noun) a large building used by a college or university for teaching or research. (noun) a large building for meetings or entertainment.
haul: (verb) draw slowly or heavily. (verb) transport in a vehicle.
hall: hh·AO·l
haul: hh·AO·l
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)