astroid /asˈtroid/ (mathematics)

A hypocycloid with four cusps

• trudgers
• trudges
• trudging
• trudgings
• true
• true bill
• true bills
• true blue
• true-blue
• true-born
• true-bred
• trued
• true dagga
• true-devoted
• true-disposing
• true-hearted
• true-heartedness
• trueing
• true-life
• truelove
• true-love grass
• true-love knot
• true-love knots
• true-lover's knot
• trueloves