feisty

As adjectives the difference between feisty and deep

is that feisty is tenacious, energetic, spunky while deep is extending far away from a point of reference, especially downwards .

As an adverb deep is

deeply.

As a noun deep is

the deep part of a lake, sea, etc.

As adjectives the difference between feisty and resolute

is that feisty is tenacious, energetic, spunky while resolute is firm, unyielding, determined.

As adjectives the difference between feisty and gratious

is that feisty is tenacious, energetic, spunky while gratious is .

As adjectives the difference between feisty and undefined

is that feisty is tenacious, energetic, spunky while undefined is lacking a definition or value.

As adjectives the difference between grumpy and feisty

is that grumpy is unhappy, dissatisfied and/or irritable while feisty is tenacious, energetic, spunky.

As adjectives the difference between feisty and witty

is that feisty is tenacious, energetic, spunky while witty is (label) wise, having good judgement.

As adjectives the difference between feisty and belligerent

is that feisty is tenacious, energetic, spunky while belligerent is engaged in warfare, warring.

As a noun belligerent is

a state or other armed participant in warfare.

As adjectives the difference between snappy and feisty

is that snappy is (label) rapid and without delay while feisty is tenacious, energetic, spunky.

As adjectives the difference between feisty and doughty

is that feisty is tenacious, energetic, spunky while doughty is brave; bold; courageous; valiant; intrepid; stouthearted; fearless.

As adjectives the difference between feisty and stalwart

is that feisty is tenacious, energetic, spunky while stalwart is firmly built.

As a noun stalwart is

one who has a strong build.