(of a person, behaviour) noisy and cheerful

noisy and mischievous

decisive; critical

critical, important

dreadful; terrible

urgent; crucial

urgent; essential

necessary

(of a person) making repeated and annoying requests

demanding, insistent

that cannot be satisfied

voracious, wanting

producing, having, much sound; (of a person's behaviour; of colour) unpleasant because too obvious or extreme

blaring, noisy

making, having or accompanied by a lot of noise

very loud and inharmonious in sound

urgent; requiring immediate attention

important; urgent

(of diseases, social evils, physical activity etc) very active and beyond control

uncontrolled, out of hand

noisy and energetic

confused

important and so needing a quick decision or action; (of a person, voice etc) showing that something is urgent

needing immediate attention

making a loud, strong noise (of protest)

loud, insistent