A densely packed assembly of individuals, especially of insects, moving or acting together.
A dark cloud rose from the field. It was a swarm, a dense assembly of bees, all moving together. They buzzed with a frantic energy, a single, moving mass.
The tiny gears began to whir, and then a swarm of miniature robots emerged from the ventilation shaft, a dense assembly of metal and plastic, all moving with a singular purpose, their tiny legs clicking in unison as they advanced across the dusty floor.
The little boy dropped his ice cream cone. A moment later, a dark swarm of ants, a densely packed assembly moving together, surged from a crack in the pavement, eager to claim the sugary mess. He watched, frozen, as they worked.
The ants, a tiny, determined swarm, marched across the picnic blanket. They were a densely packed assembly, all focused on a dropped cookie. Suddenly, a rogue crumb tumbled from the sky, and the whole swarm shifted, a wiggling, marching blob of ant chaos, all acting together.
A massive swarm of very confused squirrels, all wearing tiny, ill-fitting disco outfits, suddenly descended upon the annual interpretive dance festival. They twirled and wobbled in a densely packed assembly, their fluffy tails a blur, completely disrupting the avant-garde performance with their synchronized, nut-burying choreography.
As the summer picnic unfolded, a sudden, terrifying swarm of bees descended, their buzzing a deafening roar. We scrambled, a helpless knot of people, as the dense assembly of insects swarmed over the food, their unified purpose a chilling threat.
The beekeeper gasped as the hive split. A massive swarm erupted, a buzzing cloud of frantic energy, engulfing the entire backyard. Thousands of bees, packed impossibly tight, streamed from the opening, an inseparable unit focused on finding a new home.
The lone adventurer stumbled into the cavern, only to freeze as a deafening hum filled the air. A shimmering cloud erupted from a crevice, a dense swarm of bioluminescent beetles, their tiny bodies a moving, pulsing mass, filling the space with an eerie light and a palpable sense of dread.
The picnic blanket transformed into a tiny, terrified kingdom when a swarm of ants, a densely packed assembly of individuals, decided our potato salad was the ultimate buffet. They marched in unison, a tiny, determined army, their tiny, determined little legs a blur of frantic activity, making off with crumbs the size of boulders.
A triumphant swarm of rogue garden gnomes, armed with tiny fishing rods, descended upon Mrs. Higgins' prize-winning petunias. Their synchronized wiggling of their pointy hats was truly a spectacle, a densely packed assembly moving with a shared, floral vengeance.
A terrifying swarm of locusts descended, a dark cloud blotting out the sun. They moved as one organism, devouring every green thing in their path. The sheer number of insects was overwhelming, a relentless wave of hunger.
The lone explorer stumbled back, his breath catching. A dense swarm of bioluminescent beetles, each no larger than a fingernail, pulsed with an eerie green light. They shifted and undulated in unison, a single, unified entity. This was a swarm, a living tide, and it was heading straight for his camp.
The agitated hive pulsed with a terrifying energy. Suddenly, the opening erupted, and a dark swarm spilled out. They descended upon the rare, bioluminescent fungi, a densely packed assembly of insects driven by a singular, urgent purpose to consume the glowing spores before the dew settled.
A colossal swarm of bees, each sporting tiny bowler hats and monocles, descended upon the picnic, their collective intent clearly the pilfering of cucumber sandwiches. They moved as one, a buzzing, impeccably dressed phalanx determined to secure their carbohydrate-rich bounty before the humans could object.
Barnaby, usually quite stoic, let out a rather undignified yelp as the microscopic, airborne banjo players began their descent. A tiny, buzzing, musical swarm, they were determined to serenade his ear canal with their surprisingly aggressive folk tunes. His monocle popped off in utter astonishment.
As the hiker stumbled into the forgotten grove, an immediate, agitated swarm of gnats descended, a densely packed assembly of individuals intent on their singular, maddening objective. Their collective buzz became an oppressive din, a palpable manifestation of their unified, irritating purpose.
The alchemist watched in apprehension as the meticulously prepared arcane symbols began to glow, then flicker erratically. A swarm of iridescent moths, drawn by an unseen force, coalesced from the shadows. Their collective buzzing intensified, an unsettling murmur that filled the small laboratory.
The expedition's initial jubilation curdled into consternation as a terrifying swarm of iridescent phasmids descended, their collective mass blotting out the alien sun, each creature an indistinguishable component of the overwhelming, unified movement threatening to engulf their fragile research outpost.
A veritable swarm of meticulously coiffed pigeons, each sporting tiny monocles, descended upon the park bench, their corpulent forms a testament to a shared, gluttonous predilection for unattended croissant crumbs. Their synchronized pecking, a ballet of avian avarice, was an ostentatious spectacle of communal gluttony.
The aberrant alpacas, a hitherto quiescent quartet, suddenly coalesced into a bewildering swarm, a densely packed assembly of individuals, especially of insects, moving or acting together. Their collective grunts and disconcerting synchronized head-bobs indicated a shared, albeit inscrutable, purpose, baffling the bemused beekeepers.
Basic — Common words most learners already know.