crestfallen

As an adjective crestfallen

is sad because of a recent disappointment.

As a noun null is

zero, nil; the cardinal number before einn.

As a letter s

is the letter s with a.

As an adjective crestfallen is

sad because of a recent disappointment.

As a noun sullenness

is (uncountable) the state or quality of being sullen.

As an adjective crestfallen is

sad because of a recent disappointment.

As adjectives the difference between crestfallen and ludicrous

is that crestfallen is sad because of a recent disappointment while ludicrous is idiotic or unthinkable, often to the point of being funny.

As adjectives the difference between crestfallen and maudlin

is that crestfallen is sad because of a recent disappointment while maudlin is affectionate or sentimental in an effusive, tearful, or foolish manner, especially because of drunkenness.

As a noun maudlin is

(obsolete|christianity) the magdalene; (mary magdalene).

Crestfallen is a related term of heartbroken.

As adjectives the difference between crestfallen and heartbroken

is that crestfallen is sad because of a recent disappointment while heartbroken is suffering from sorrow, especially after a failed romance.

As a noun misfortune

is (uncountable) bad luck.

As an adjective crestfallen is

sad because of a recent disappointment.

As adjectives the difference between crestfallen and remorseful

is that crestfallen is sad because of a recent disappointment while remorseful is (of a person) feeling or filled with remorse.

As adjectives the difference between overjoyed and crestfallen

is that overjoyed is very happy while crestfallen is sad because of a recent disappointment.

As a verb overjoyed

is (overjoy).

As adjectives the difference between crestfallen and lackluster

is that crestfallen is sad because of a recent disappointment while lackluster is lacking brilliance or intelligence.