1. In a random manner
   - randomly, indiscriminately, haphazardly, willy-nilly, at random, every which way 
2. (technical) taking any value, without any limit
   "the function can be arbitrarily large"

Encyclopedia: Arbitrarily

• sponge
• sponge bag
• sponge bath
• sponge cake
• sponge cloth
• sponge down
• sponge genus
• sponge gourd
• sponge mop
• sponge morel
• sponge mushroom
• sponge off
• sponge on
• sponge up
• spongefly
• spongelike
• sponger
• spongiform
• spongillafly
• spongin
• sponginess
• spongioblast
• spongioblastoma
• spongy
• sponson