crater Synonyms

volcanic crater chasm caldera sinkhole excavation hollow depression hole gulf cavity pit basin bowl valley trough trench milium punch bowl maar tank strike out vent well port-wine stain corvus bomb site hemangioma backfire lahar wash out Capricornus Pacific Northwest Pitt Scorpius be defeated be frustrated be in vain hollowed-out area trenched depression earth pit go down like a lead balloon flame out fizzle out Mauna Kea Mauna Loa Mount St. Helens Cascade Range sebaceous cyst mineshaft fall through