1. (verb) appear suddenly

• burst out

2. (verb) bulge outward

• bug out
• bulge
• bulge out
• come out
• pop
• protrude
• start

1. (verb) appear suddenly

• appear

2. (verb) bulge outward

• change form
• change shape
• deform

3. (verb) exit briefly

• exit
• get out
• go out
• leave

4. (verb) come out suddenly or forcefully

• come forth
• come out
• egress
• emerge
• go forth
• issue

1. (verb) bulge outward

• bulge
• bulge
• bump
• bump
• excrescence
• excrescence
• extrusion
• extrusion
• gibbosity
• gibbosity
• gibbousness
• gibbousness
• hump
• hump
• jut
• jut
• prominence
• prominence
• protrusion
• protrusion
• protuberance
• protuberance
• swelling
• swelling
• protrusible
• protrusile
• protrusive

1. (verb) exit briefly

• pop in