disappointed

As adjectives the difference between disappointed and mad

is that disappointed is defeated of expectation or hope; let down while mad is insane; crazy, mentally deranged.

As verbs the difference between disappointed and mad

is that disappointed is past tense of disappoint while mad is to madden, to anger, to frustrate.

As an adverb mad is

intensifier; to a large degree; extremely; exceedingly; very; unbelievably.

As an acronym MAD is

mutually assured destruction.

As adjectives the difference between happy and disappointed

is that happy is experiencing the effect of favourable fortune; having the feeling arising from the consciousness of well-being or of enjoyment; enjoying good of any kind, as peace, tranquillity, comfort; contented; joyous while disappointed is defeated of expectation or hope; let down.

As a verb disappointed is

(disappoint).

As verbs the difference between disenchanted and disappointed

is that disenchanted is past tense of disenchant while disappointed is past tense of disappoint.

As an adjective disappointed is

defeated of expectation or hope; let down.

As adjectives the difference between ashamed and disappointed

is that ashamed is feeling shame or guilt while disappointed is defeated of expectation or hope; let down.

As verbs the difference between ashamed and disappointed

is that ashamed is past tense of ashame while disappointed is past tense of disappoint.

As an adjective disappointed

is defeated of expectation or hope; let down.

As a verb disappointed

is past tense of disappoint.

As an adverb disappointedly is

in a disappointed manner.