The difference between Garish and Loud

When used as adjectives, garish means overly ostentatious, whereas loud means of great intensity.

Loud is also noun with the meaning: high-quality marijuana.

Loud is also adverb with the meaning: loudly.

check bellow for the other definitions of Garish and Loud

Garish as an adjective:

Overly ostentatious; so colourful as to be in bad taste.

Examples:

"The dress fits her well, but the pattern is rather garish."

Loud as an adjective (of a sound):

Of great intensity.

Examples:

"Turn that music down; it's too loud.'"
Loud as an adjective (of a person, thing, event, etc.):

Noisy.

Examples:

"a loud party that went on all night"
Loud as an adjective (of a person, event, etc.):

Not subtle or reserved, brash.
Loud as an adjective (of clothing, decorations, etc.):

Having unpleasantly and tastelessly contrasting colours or patterns; gaudy.

Examples:

"a loud style of dress; loud colors'"
Loud as an adjective (of marijuana, slang):

High-quality; premium; having a strong or pungent odour indicating good quality