sadness

As nouns the difference between sadness and unhappiness

is that sadness is the state or emotion of being sad while unhappiness is the feeling of not being happy.

As nouns the difference between pathos and sadness

is that pathos is the quality or property of anything which touches the feelings or excites emotions and passions, especially that which awakens tender emotions, such as pity, sorrow, and the like; contagious warmth of feeling, action, or expression; pathetic quality while sadness is the state or emotion of being sad.

Concern is a related term of sadness.

As nouns the difference between concern and sadness

is that concern is that which affects one's welfare or happiness while sadness is (uncountable) the state or emotion of being sad.

As a verb concern

is (label) to relate or belong to; to have reference to or connection with; to affect the interest of; to be of importance to.

Sadness is a related term of desolation.

As nouns the difference between sadness and desolation

is that sadness is (uncountable) the state or emotion of being sad while desolation is desolation.

As nouns the difference between distress and sadness

is that distress is (Cause of) discomfort while sadness is the state or emotion of being sad.

As a verb distress

is to cause strain or anxiety to someone.

As nouns the difference between sadness and discouragement

is that sadness is the state or emotion of being sad while discouragement is the act of discouraging.

Tribulation is a related term of sadness.

As a proper noun tribulation

is (christianity) a relatively short period of time before the second coming where believers will experience worldwide persecution and be purified and strengthened by it.

As a noun sadness is

(uncountable) the state or emotion of being sad.

Load is a related term of sadness.

As nouns the difference between load and sadness

is that load is a burden; a weight to be carried while sadness is (uncountable) the state or emotion of being sad.

As a verb load

is to put a load on or in (a means of conveyance or a place of storage).

Nuisance is a related term of sadness.

As nouns the difference between nuisance and sadness

is that nuisance is a minor annoyance or inconvenience while sadness is (uncountable) the state or emotion of being sad.

In uncountable terms the difference between sadness and disappointment

is that sadness is the state or emotion of being sad while disappointment is the emotion felt when a strongly held expectation is not met.

In countable terms the difference between sadness and disappointment

is that sadness is an event in one's life that causes sadness while disappointment is a circumstance in which a strongly held expectation is not met.