Intelligence is a related term of distinction.

As nouns the difference between intelligence and distinction

is that intelligence is (uncountable) capacity of mind, especially to understand principles, truths, facts or meanings, acquire knowledge, and apply it to practice; the ability to learn and comprehend while distinction is that which distinguishes; a single occurrence of a determining factor or feature, the fact of being divided; separation, discrimination.

Cautious is a synonym of watchful.

As adjectives the difference between cautious and watchful

is that cautious is careful; using or exercising caution; tentative while watchful is observant, vigilant and aware.

As verbs the difference between tantalising and thrilling

is that tantalising is present participle of lang=en while thrilling is present participle of lang=en.

As adjectives the difference between tantalising and thrilling

is that tantalising is an alternative spelling of lang=en while thrilling is causing the feeling of a sudden excitement.

As a noun thrilling is

a thrill.

Pad is a synonym of padding.

As nouns the difference between pad and padding

is that pad is fall (move to a lower position) while padding is soft filling material used in cushions etc.

As a verb padding is

.

Reasonable is a related term of thoughtful.

As adjectives the difference between reasonable and thoughtful

is that reasonable is having the faculty of reason; endued with reason; rational while thoughtful is demonstrating thought or careful consideration.

Principle is a related term of inducement.

As nouns the difference between principle and inducement

is that principle is a fundamental assumption while inducement is an incentive that helps bring about a desired state.

As a verb principle

is to equip with principles; to establish, or fix, in certain principles; to impress with any tenet or rule of conduct.

Sarcastic is a related term of venomous.

As adjectives the difference between sarcastic and venomous

is that sarcastic is sarcastic while venomous is full of venom.

In obsolete terms the difference between innocent and callow

is that innocent is not harmful; innocuous; harmless while callow is bald.

As adjectives the difference between innocent and callow

is that innocent is (pure, free from sin, untainted)Free from guilt, sin, or immorality while callow is bald.

As nouns the difference between innocent and callow

is that innocent is those who are innocent; young children while callow is a callow young bird.

In intransitive terms the difference between sink and wane

is that sink is to decrease in volume, as a river; to subside; to become diminished in volume or in apparent height while wane is said of a time period that comes to an end.

As verbs the difference between sink and wane

is that sink is To move or be moved into something.wane is to progressively lose its splendor, value, ardor, power, intensity etc.; to decline.

As nouns the difference between sink and wane

is that sink is a basin used for holding water for washing while wane is a gradual diminution in power, value, intensity etc.

Contusion is a related term of affront.

As nouns the difference between contusion and affront

is that contusion is contusion while affront is .