As adjectives the difference between dastardly and fearful

is that dastardly is in the manner of a dastard; marked by cowardice; pusillanimous while fearful is frightening.

Propagate is a related term of increase.

In lang=en terms the difference between propagate and increase

is that propagate is to have young or issue; to be produced or multiplied by generation, or by new shoots or plants; as, rabbits propagate rapidly while increase is to make (a quantity) larger.

As verbs the difference between propagate and increase

is that propagate is to cause to continue or multiply by generation, or successive production; -- applied to animals and plants; as, to propagate a breed of horses or sheep; to propagate a species of fruit tree while increase is (of a quantity) to become larger.

As a noun increase is

an amount by which a quantity is increased.

Shameless is a related term of lewd.

As adjectives the difference between shameless and lewd

is that shameless is having no shame, no guilt nor remorse over something wrong; immodest; unable to feel disgrace while lewd is lascivious, sexually promiscuous, rude.

Involuntary is a related term of enslaved.

As an adjective involuntary

is without intention; unintentional.

As a verb enslaved is

(enslave).

Uninterested is a related term of listless.

As adjectives the difference between uninterested and listless

is that uninterested is (obsolete) unmotivated by personal interest; unbiased, disinterested while listless is lacking energy, enthusiasm, or liveliness.

Flog is a synonym of strike.

As verbs the difference between flog and strike

is that flog is (flyga) while strike is to delete or cross out; to scratch or eliminate.

As a noun strike is

(baseball) a status resulting from a batter swinging and missing a pitch, or not swinging at a pitch in the strike zone, or hitting a foul ball that is not caught.

Trial is a related term of scrutiny.

As nouns the difference between trial and scrutiny

is that trial is an opportunity to test something out; a test while scrutiny is intense study of someone or something.

As verbs the difference between trial and scrutiny

is that trial is to carry out a series of tests on (a new product, procedure etc) before marketing or implementing it while scrutiny is (obsolete|rare) to scrutinize.

As an adjective trial

is pertaining to a trial or test or trial can be characterized by having three (usually equivalent) components.

Sulky is a related term of fiendish.

As adjectives the difference between sulky and fiendish

is that sulky is silent and withdrawn after being upset while fiendish is sinister; evil; conniving; in the manner of a fiend.

As a noun sulky

is a low two-wheeled cart, used in harness racing.

Deviating is a related term of unstable.

As a verb deviating

is .

As an adjective unstable is

having a strong tendency to change.

Wrapper is a related term of sheath.

As nouns the difference between wrapper and sheath

is that wrapper is something that is wrapped around something else as a cover or protection: a wrapping while sheath is a scabbard; a holster for a sword.

As a verb sheath is

to put an object (especially a weapon, in particular, a sword) into its sheath.