Want to say foolproof differently? Here are other words for foolproof and its similar synonyms and opposite words to say in unique way.
Meaning of foolproof
The primary meaning of the word "foolproof" is something that is designed or made to be impossible to fail or go wrong, even if someone uses it carelessly or incorrectly.
Etymology of foolproof
The word "foolproof" originated in the mid-19th century, with the first recorded use in 1840-1850
It is a combination of the words "fool" and "proof", implying that something is so reliable or secure that even a fool cannot fail or go wrong with it
Synonyms
foolproof
fail-safe
faultless
flawless
impeccable
perfect
error-free
mistake-free
reliable
dependable
trustworthy
infallible
unerring
certain
sure
guaranteed
assured
secure
safe
sound
fool-resistant
tamper-proof
idiot-proof
accident-proof
mistake-proof
error-proof
fault-tolerant
robust
sturdy
strong
solid
dependable
trusty
tried
tested
proven
verified
validated
certified
approved
accepted
confirmed
fool-proofed
failsafe
fault-free
glitch-free
hitch-free
trouble-free
snag-free
defect-free
imperfection-free
Definitions
- Designed or made to be impossible to fail or go wrong, even if someone uses it carelessly or incorrectly
- * Completely reliable or effective
Usage Examples
- The new software is foolproof, so you don't have to worry about making mistakes
- * The company designed a foolproof system to prevent accidents
- * The instructions were so clear and simple that they were foolproof
Antonyms
unreliable
undependable
untrustworthy
fallible
erring
uncertain
unsure
unguaranteed
unassured
insecure
unsafe
unsound
faulty
flawed
imperfect
defective
imperfect
fragile
weak
fragile
flimsy
rickety
shaky
temperamental
erratic
capricious
unpredictable
unstable
untested
untried
unproven
invalid
rejected
disapproved
unconfirmed