Answer:

noisier

Answer	Crossword Clue
NOISIER	Less conducive to studying, say
NOISIER	More irritating to the ear
NOISIER	More clamorous

NOISIER	Creating a bigger disturbance, maybe
NOISIER	Less calm
NOISIER	Making more of a racket
NOISIER	Less reticent
NOISIER	More clamant
NOISIER	Louder.
NOISIER	More clamorous.
NOISIER	More uproarious.

NOISIER	More vociferous.
NOISIER	More vociferous
NOISIER	More uproarious
NOISIER	More like a charivari
NOISIER	More obstreperous
NOISIER	Harder on the ears
NOISIER	Less quiet
NOISIER	Louder

NOISIER	More raucous
NOISIER	More boisterous
NOISIER	More likely to be ousted from the library