1. Used as a greeting
   - aloha [US], g'day [Austral], greetings, hi, hello, hallo, howdy, howzit [S.Africa], gidday [NZ], yo, wotcha [Brit], wotcher [Brit]

Encyclopedia: Hiya

• knot
• knotgrass
• knothole
• knotted
• knotted marjoram
• knottiness
• knotty
• knotty pine
• knotweed
• knout
• know
• know apart
• know backwards
• know by heart
• know nothing
• know the score
• know what's going on
• know what's what
• know-all
• know-how
• know-it-all
• Know-Nothing Party
• knowable
• knower
• knoweth