surefire

As adjectives the difference between surefire and reliable

is that surefire is while reliable is suitable]] or fit to be [[rely on|relied on; worthy of dependence or reliance; trustworthy.

As a noun reliable is

something or someone or dependable.

As an adjective surefire

is .

As an adverb certainly is

in a way which is certain; with certainty.

As adjectives the difference between surefire and sure

is that surefire is while sure is .

In alternative form of|sure-fire|lang=en terms the difference between surefire and surefire

is that surefire is while surefire is .

As adjectives the difference between surefire and surefire

is that surefire is while surefire is .

As adjectives the difference between foolproof and surefire

is that foolproof is for a device: protected, or designed to be proof against misuse or error; fail-safe while surefire is .

As a verb foolproof

is to make foolproof.