• What’s fullest when it’s empty, but emptiest when it’s full? A sponge.
• What grows fuller the more you take away? A hole.
• What can fill a room but takes up no space? Light.
• What runs but never walks, has a mouth but never talks, has a bed but never sleeps, and can be fullest when it’s dry? A river.
• What gets fuller the more you pour into it? A mind.
• What’s always fullest when it’s new, but empties as it’s used? A notebook.
• What’s fullest when it’s alive but becomes emptier as it dies? A candle.
• What is fullest when it’s young and empties as it ages? Time.
• What’s fullest when it’s dark but empties when it’s illuminated? A shadow.
• What’s fullest when it’s open but empties when it’s closed? A book.
• What can be fullest when it’s still but empties when it moves? Silence.
• What gets fuller the more you share it? Knowledge.
• What is fullest when it’s quiet but empties when it’s loud? Peace.
• What can be fullest when it’s cold but empties when it’s hot? Ice.
• What’s fullest when it’s low but empties when it’s high? Tide.
• What becomes fullest when it’s broken but empties when it’s whole? A heart.
• What’s fullest when it’s heavy but empties when it’s lifted? Gravity.
• What’s fullest when it’s quiet but empties when it’s disturbed? Concentration.
• What’s fullest when it’s deep but empties when it’s shallow? Ocean.
• What’s fullest when it’s young but empties as it ages? Life.

• What’s fullest when it’s empty-handed but emptiest when it’s burdened? A traveler’s backpack.
• What can be fullest when it’s asleep but empties when it’s awake? Dream.
• What gets fullest when it’s shared but empties when it’s hoarded? Love.
• What’s fullest when it’s dark but empties when it’s illuminated? The night sky.
• What becomes fullest when it’s unfolded but empties when it’s folded? A map.
• What gets fullest when it’s unspoken but empties when it’s revealed? A secret.
• What’s fullest when it’s distant but empties when it’s near? Horizon.
• What’s fullest when it’s calm but empties when it’s stormy? Serenity.
• What becomes fullest when it’s scattered but empties when it’s gathered? Seeds.
• What gets fullest when it’s lost but empties when it’s found? Mystery.
• What’s fullest when it’s silent but empties when it’s noisy? Solitude.
• What gets fullest when it’s explored but empties when it’s forgotten? Adventure.
• What’s fullest when it’s humble but empties when it’s prideful? Wisdom.
• What becomes fullest when it’s broken but empties when it’s mended? Trust.
• What gets fullest when it’s unfurled but empties when it’s rolled up? A flag.
• What’s fullest when it’s slow but empties when it’s rushed? Patience.
• What gets fullest when it’s given but empties when it’s taken? Generosity.
• What’s fullest when it’s still but empties when it’s stirred? Reflection.
• What becomes fullest when it’s awaited but empties when it’s passed? Opportunity.
• What gets fullest when it’s built but empties when it’s destroyed? Civilization.

Another Fullest riddles

• What’s fullest when it’s flowing but empties when it’s dammed? River.
• What gets fullest when it’s planted but empties when it’s harvested? Crop.
• What’s fullest when it’s born but empties when it dies? Life.
• What becomes fullest when it’s explored but empties when it’s mapped? Wilderness.
• What gets fullest when it’s heard but empties when it’s ignored? Voice.
• What’s fullest when it’s dawn but empties when it’s dusk? Daylight.
• What gets fullest when it’s invested but empties when it’s withdrawn? Savings.
• What’s fullest when it’s given freely but empties when it’s demanded? Trust.
• What becomes fullest when it’s invented but empties when it’s outdated? Technology.
• What gets fullest when it’s filled with dreams but empties when it’s filled with regrets? Future.
• What’s fullest when it’s kindled but empties when it’s extinguished? Flame.
• What becomes fullest when it’s explored but empties when it’s exploited? Wilderness.
• What gets fullest when it’s loved but empties when it’s neglected? Relationship.
• What’s fullest when it’s treasured but empties when it’s squandered? Time.
• What becomes fullest when it’s embraced but empties when it’s rejected? Hope.
• What gets fullest when it’s forgiven but empties when it’s resented? Heart.
• What’s fullest when it’s open-minded but empties when it’s closed-minded? Perspective.
• What becomes fullest when it’s blooming but empties when it’s withering? Flower.
• What gets fullest when it’s admired but empties when it’s envied? Beauty.
• What’s fullest when it’s shared but empties when it’s hoarded? Happiness.

• What gets fuller as it empties?
  
  A balloon.
• I am light when I’m full, but heavy when I’m empty. What am I?
  
  A cloud.
• What can be filled but never be full?
  
  A mind.
• What becomes emptier the more you fill it?
  
  A sieve.
• What’s a vessel that’s always fullest when it’s half empty?
  
  A glass.
• I’m a container that holds the fullest dreams. What am I?
  
  A pillow.
• What fills a room without taking up any space?
  
  Light.
• What grows fullest when you give it attention?
  
  Love.
• I’m often fullest when I’m most broken. What am I?
  
  A heart.
• What’s fullest when it’s measured in moments?
  
  Time.
• What swells fullest when fed but shrinks when starved?
  
  Gratitude.
• I’m an endless well that’s always fullest in the morning. What am I?
  
  Yawn.
• What’s fullest when it’s shared?
  
  Joy.
• What’s fullest when it overflows?
  
  Happiness.
• What’s fullest when it’s spoken from the heart?
  
  Truth.
• What’s fullest when it’s allowed to wander?
  
  Imagination.
• What’s always fullest when it’s broken?
  
  A promise.
• What fills the world but stays in one place?
  
  Echo.
• What’s fullest when it’s earned?
  
  Respect.
• What’s fullest when it’s seen from different angles?
  
  Perspective.

Getting over with Fullest riddles

• What fills the silence but remains unheard?
  
  Thoughts.
• I’m a vessel that’s fullest when it’s cracked. What am I?
  
  A smile.
• What’s the fullest when it’s untamed?
  
  Wildfire.
• What’s the fullest when it’s embraced?
  
  Forgiveness.
• What’s fullest when it’s balanced?
  
  Harmony.
• I’m a container that’s fullest when it’s overflowing. What am I?
  
  A fountain.
• What fills the void but never overflows?
  
  Hope.
• What’s fullest when it’s given freely?
  
  Generosity.
• What’s the fullest when it’s found within oneself?
  
  Contentment.
• What’s the fullest when it’s discovered?
  
  Potential.
• What’s fullest when it’s united?
  
  Community.
• What’s the fullest when it’s a journey?
  
  Adventure.
• What’s fullest when it’s alive?
  
  Nature.
• What’s the fullest when it’s pursued?
  
  Passion.
• What’s the fullest when it’s unexpected?
  
  Surprise.
• What’s the fullest when it’s cherished?
  
  Friendship.
• What’s the fullest when it’s whispered?
  
  Secret.
• What’s fullest when it’s written?
  
  Story.
• What’s the fullest when it’s remembered?
  
  Memory.
• What’s the fullest when it’s shared in darkness?
  
  Light.