subumbonate

um·bo·nate

[uhm-buh-nit, -neyt]
adjective
1.
having an umbo or projecting boss.
2.
shaped like an umbo; having a rounded convex form: an umbonate fungus.

Origin:
1820–30; < Latin umbōn- (stem of umbō; see umbo) + -ate1

sub·um·bo·nate, adjective
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World English Dictionary
umbo (ˈʌmbəʊ) [Click for IPA pronunciation guide]
 
n , pl umbones, umbos
1.  a small hump projecting from the centre of the cap in certain mushrooms
2.  a hooked prominence occurring at the apex of each half of the shell of a bivalve mollusc
3.  anatomy the slightly convex area at the centre of the outer surface of the eardrum, where the malleus is attached on the internal surface
4.  a large projecting central boss on a shield, esp on a Saxon shield
 
[C18: from Latin: boss of a shield, projecting piece]
 
umbonate
 
adj
 
umbonal
 
adj
 
umbonic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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Subumbonate is always a great word to know.
So is lollapalooza. Does it mean:
an extraordinary or unusual thing, person, or event; an exceptional example or instance.
a stew of meat, vegetables, potatoes, etc.
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