There are several synonyms for the phrase "large sized bed." One such synonym is "King size bed." This is a larger version of a standard mattress, providing ample space for couples or individuals with more room to move around. Another synonym for "large sized bed" is "Queen size bed." Slightly smaller than the King size bed, the Queen size bed is ideal for smaller bedrooms or individuals who like to sprawl throughout the night. Lastly, there is the "California King size bed." Similar to the King size bed, it offers more legroom with an additional length. All in all, with these synonyms, there is no shortage of options for those in search of a bed with a little extra space.