Bubble Over is an expression that means to be so full of emotion or enthusiasm that it overflows. The crossword solutions for this term are GUSH (4 letters), SEETHE (6 letters), BOIL (4 letters), ABOIL (5 letters), ENTHUSE (7 letters), and SEEHE (5 letters). GUSH means to flow out in a sudden and abundant stream, while SEETHE means to be filled with intense but unexpressed anger. BOIL means to reach a temperature at which bubbles form and rise to the surface, and ABOIL means to be boiling or bubbling vigorously. ENTHUSE means to show or feel great excitement and enthusiasm, and seehe means to be filled with intense but unexpressed emotion.