Synonyms of random

random

adjective

ˈran-dəm 

as in scattered

lacking a definite plan, purpose, or pattern

since we were new in town, our choice of a vet for our dog was entirely random

Synonyms & Similar Words

• scattered
• arbitrary
• erratic
• stray
• accidental
• sporadic
• haphazard
• lucky
• aimless
• odd
• casual
• contingent
• desultory
• chance
• irregular
• hit-or-miss
• slapdash
• inadvertent
• helter-skelter
• incidental
• unplanned
• unintentional
• catch-as-catch-can
• fortuitous
• unintended
• spot
• unpremeditated
• shotgun
• unconsidered
• indiscriminate
• unsystematic
• purposeless
• undirected
• directionless
• scattershot
• disorganized
• fluky
• chancy
• disorderly
• undiscriminating
• objectless
• unselective

Antonyms & Near Antonyms

• regular
• systematic
• regular
• orderly
• constant
• continuous
• fixed
• organized
• stable
• steady
• nonrandom
• methodical
• established
• arranged
• even
• set
• systematized
• planned
• aware
• deliberate
• conscious
• thoughtful
• purposeful
• ordered
• managed
• willful
• orchestrated

Synonym Chooser

How is the word random distinct from other similar adjectives?

The words casual and haphazard are common synonyms of random. While all three words mean "determined by accident rather than design," random stresses lack of definite aim, fixed goal, or regular procedure.

a random selection of books

When is casual a more appropriate choice than random?

While in some cases nearly identical to random, casual suggests working or acting without deliberation, intention, or purpose.

a casual collector

When is it sensible to use haphazard instead of random?

Although the words haphazard and random have much in common, haphazard applies to what is done without regard for regularity or fitness or ultimate consequence.

a haphazard collection of rocks

Example Sentences

Recent Examples of random

While the murders are at first believed to be random, Alice’s gut instinct that they’re linked soon turns out to be true. — Ct Jones, Rolling Stone, 2 Sep. 2026

Many bettors use nonsensical pseudonyms or random strings of letters and numbers for their aliases. — Finn Brunton, Harpers Magazine, 1 Sep. 2026

Police have said they attacks appeared random and unprovoked, and that officers fired their pistols after ⁠Tasers ​failed to stop the ​woman from advancing toward them with knives. — Natalie Neysa Alund, USA Today, 1 Sep. 2026

Companies that stopped issuing forecasts during the pandemic and never restarted weren’t a random sample. — Liz Hoffman, semafor.com, 1 Sep. 2026

Phrases Containing random

• at random