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Definition foolproof

Etymology

From fool +‎ -proof.

Adjective

foolproof (comparative more foolproof, superlative most foolproof)

  1. For a device: protected, or designed to be proof against misuse or error.
  2. For an idea or plan: infallible, or bulletproof.

Verb

foolproof (third-person singular simple present foolproofs, present participle foolproofing, simple past and past participle foolproofed)

  1. (transitive) To make foolproof.

Results 28 Words with the letters FOOLPROOF

2 3 4 5 6 7 8 9 10
9 letter words with the letters FOOLPROOF 
5 letter words with the letters FOOLPROOF 
PROOF 11
4 letter words with the letters FOOLPROOF 
FLOP 11
FOOL 8
LOOF 8
LOOP 8
POLO 8
POOF 10
POOL 8
POOR 7
PROF 10
ROLF 8
ROOF 7
3 letter words with the letters FOOLPROOF 
FOP 9
FOR 6
FRO 6
LOO 4
LOP 7
OFF 9
POL 7
POO 6
PRO 6
2 letter words with the letters FOOLPROOF 
LO 3
OF 5
OP 5
OR 2

You can also try words with the phrase FOOLPROOF, words starting with the letters FOOLPROOF, or words ending in the letters FOOLPROOF.