The Quest/Commands

From the manual

• [Enter] button: toggles between text mode and graphics mode
• Go north (abbreviation: N)
• Go south (abbreviation: S)
• Go east (abbreviation: E)
• Go west (abbreviation: W)
• Go up (abbreviation: U)
• Go down (abbreviation: D)
• Inventory (abbreviation: "I")

Utility commands:

• Save
• Restore
• Quit

Spoiler-free list

The following list may be incomplete, but all the necessary verbs are part of it:

• Ask character
• Attack character
• Buy item
• Drop item
• Examine item
• Fight character
• Fill item
• Get item
• Give item (to) character
• Hit character
• Knock
• Light item
• Look item
• Open item
• Pay N gold (N is any number from 0 to 200)
• Put item in item (see also: "take from")
• Read item
• Ride item
• Shelf (also:"examine shelf")
• Swim
• Take item
• Take item from item (see also: "put in")
• Talk (to) character
• Tie item
• Quit

List with spoilers

Commands with explanations

Transact verbs:

• Ask character
• Give item (to) character
• Pay N gold (N is any number from 0 to 200)
• Talk (to) character

Combat verbs:

• Attack character
• Fight character
• Hit character

Other actions:

• Buy item
• Drop item: useful before exploring the forest pit
• Examine item
• Fill waterskin
• Get item
• Knock (door)
• Light lantern
• Look item
• Open chest
• Put item in item (see also: "take from")
• Read item
• Ride carpet
• Shelf (also: "examine shelf")
• Swim: Gorn is probably unable to swim, and he will have various reactions
• Take item
• Take item-A from item-B: take it out after you put it in.
• Tie rope