underhanded

As adjectives the difference between underhanded and undefined

is that underhanded is done by moving the hand (and arm) from below while undefined is lacking a definition or value.

Stealthy is a related term of underhanded.

As adjectives the difference between stealthy and underhanded

is that stealthy is characterized by or resembling stealth or secrecy while underhanded is done by moving the hand (and arm) from below.

As adjectives the difference between malevolent and underhanded

is that malevolent is having or displaying ill will; wishing harm on others while underhanded is done by moving the hand (and arm) from below.

As adjectives the difference between disingenuous and underhanded

is that disingenuous is not noble; unbecoming true honor or dignity; mean; unworthy; fake or deceptive while underhanded is done by moving the hand (and arm) from below.

As a noun ambience

is .

As an adjective underhanded is

done by moving the hand (and arm) from below.

As adjectives the difference between ridiculous and underhanded

is that ridiculous is deserving of ridicule; foolish; absurd while underhanded is done by moving the hand (and arm) from below.

As adjectives the difference between undercover and underhanded

is that undercover is performed or happening in secret while underhanded is done by moving the hand (and arm) from below.

As a noun undercover

is a person who works undercover.

As adjectives the difference between underhanded and esoteric

is that underhanded is done by moving the hand (and arm) from below while esoteric is intended for or likely to be understood by only a small number of people with a specialized knowledge or interest, or an enlightened inner circle.

As adjectives the difference between private and underhanded

is that private is belonging to, concerning, or accessible only to an individual person or a specific group while underhanded is done by moving the hand (and arm) from below.

As a noun private

is the lowest rank of the army.

As adjectives the difference between underhanded and stupid

is that underhanded is done by moving the hand (and arm) from below while stupid is lacking in intelligence or exhibiting the quality of having been done by someone lacking in intelligence.

As an adverb stupid is

extremely.

As a noun stupid is

a stupid person; a fool.