The phrase "enough and to spare" means that there is an ample amount of something. It indicates that not only is there enough of something, there is an excess of it as well. Some synonyms for this phrase include "plentiful," "sufficient," "abundant," and "plenty to go around." Other words that could be used in its place include "excessive," "surplus," and "overflowing." Using these synonyms in place of "enough and to spare" can help to convey the same message with different shades of meaning or to provide a different perspective on the amount of something available.