astroid /asˈtroid/ (mathematics)

A hypocycloid with four cusps

• decrepitating
• decrepitation
• decrepitations
• decrepitness
• decrepitnesses
• decrepitude
• decrepitudes
• decresc.
• decrescendo
• decrescendos
• decrescent
• decretal
• decretals
• decretist
• decretists
• decretive
• decretory
• decrew
• decrewed
• decrewing
• decrews
• decrial
• decrials
• decried
• decrier