The crossword solutions for the term 'IT MAY HAVE A BIG HEAD' are ALE (3 letters) and BEER (4 letters). ALE is a type of BEER that is brewed using warm fermentation with a strain of yeast. It is usually top-fermented, which means that the yeast rises to the top of the fermentation vessel during the process. ALE has a higher alcohol content than lager and is typically served at room temperature. BEER is an alcoholic beverage made from fermented grains, such as barley, wheat, and rye. It is typically brewed with hops, which give it its distinctive flavor. BEER is one of the oldest and most popular alcoholic beverages in the world.