Here is the full list of all 93 Cube & Star: An Arbitrary Love achievements.
Reunite the Ancient Cube with the Ancient Star
Raise a Flanged Pyramid
Settle in muck. Raise a Shack
Discover Passion
Dry the world, spread dust and deadly warmth
Suck the earth dry of gems.
Sink the world into strange, rich nausea
Create a sustainable Tiny Thing population
Joy in bulk: Raise a Skyscraper
Resurrect the Tiny Things
Move straight, move bold - raise a Rook
Reflect upon a Crawling Bisection
Discover Joy
Decrypt the Tiny Things language.
Meet innumerable stars
Bring color to half of the world.
Interrogate a Gliding Spearhead
Find the Ancient Star.
Spread color across the lands.
Discover Fire.
Admire the diminishing curve of a Twisted Ratio
Discover Logic
Give the world a healthy splash of color.
Meet a lot of stars
Meet a Strider. Feel inadequate
Unearth a history of the Tiny Things
Bring a quirky glow to the world
Meet many stars
Stumble upon a Plated Crawler
Thrill to the shuddering of a Scuttler
Meet a Hovering Jitterer
Stumble upon a diary entry.
Encounter a Stalker.
Collect a precious, delicious gem.
Bring a little color to the world
Meet a Cube.
Begin your journey to trivial wealth.
Unearth a single, ancient Relic.
Become intimate with a Hoarder
Inform your bounding with advice from a Leaper
Meet a few stars
Experiment with a few colors.
Leave home.
Make the world a truly beautiful place.
Uncover every mysterious Relic.
Piece together the entire diary. Feel a little dirty.
Hoard an outrageous fortune. Sigh.
Meet so many stars, you will become numb.
Meet a galaxy of stars.
Meet a universe of stars.
Inspire a Stalker.
Inspire ten Stalkers.
Uncover all Tiny Things histories.
Deafen the world with the sound of Tiny Things
Murder a Tiny Thing
Become the reaper of the Tiny Things
Flood the world with the deathly ink of Tiny Things
Bring inky blackness to the world
Paint the world with darkness
Sweeten the pot with pink
Sink the world into pink
Enflame the passions of the world
Convert the world into a red mess
Inject a jittery uncertainty into the world
Make the world question its purpose
Sprinkle a modest joy over the world
Rain joy down upon the world
Make the world swell with fertility
Make a swollen and fertile world
Imbue the world with an optimistic outlook
Twist the world into optimistic denial
Crush the world under pensive agony
Bend the world to silent reflection
Introduce utility, pride, purple
Twist the world beneath flamboyant pragmatism
Spread mud, earth and primal urges
Trigger the rise of the primal geometry
Create a dusty utopia.
Spread the white menace
Burn the eyes of unbelievers with white glory.
Soak the world in oil and bile.
Raise a luminous Dome
Pierce the ground with a Jut
Become the savior of the spores: Raise a Mushroom.
Celebrate stern design by raising a Pagoda
Invoke the anguish of a thousand souls and raise a Pyramid.
Raise a Brutal Pyramid with your ominous tones
Raise the ominous shadow of life; raise a Tombstone
Raise a Tower and acknowledge that glory is unattainable
Create a pastural mise en scene - raise a Windmill
Raise a Windtrap - the color must flow
Ask the deep questions of a Flying Rod
Witness the expansion and contraction of a Groper