Gargantuan /gär-ganˈtū-ən or ˈtshoo-/

1. Like or worthy of Rabelais's hero Gargantua, a giant of vast appetite
2. (without cap) enormous, prodigious

• walk tall
• walk the chalk
• walk the chalkmark
• walk the hospitals
• walk the plank
• walk the streets
• walk the wards
• walk-through
• walk-throughs
• walk to heel
• walk-up
• walk-ups
• walkway
• walkways
• walk with
• Walkyrie
• walky-talkies
• walky-talky
• wall
• walla
• wallaba
• wallabas
• wallabies
• wallaby
• Wallace's line