Inchmeal is a word that means gradually, bit by bit or slowly. The antonyms for inchmeal include words such as speedily, quickly, rapidly, or swiftly. These words are used to describe situations or actions that happen quickly without delay. Words like abrupt, sudden, hasty, or impetuous, can also be used as antonyms for inchmeal. They refer to events or actions that happen unexpectedly or without warning. Another word that can be used as an antonym is immediate, which means instant or instantaneous. This word is used to describe situations that happen immediately without any delay.