gru-gru or groo-groo /grooˈgroo/

1. A name for several tropical American palms related to the coconut palm, yielding oil-nuts
2. An edible weevil grub (also gru-gru worm) found in their pith

• bumble-foot
• bumble-puppy
• bumbler
• bumblers
• bumbles
• bumbling
• bumblings
• bumbo
• bum-boat
• bum-boats
• bumbos
• bum-clock
• bum-clocks
• bumf
• bumfluff
• bumfluffs
• bumfreezer
• bumfreezers
• bumfs
• Bumiputra
• Bumiputras
• bumkin
• bumkins
• bummalo
• bummaloti