sounding

deafening detectable discernible distinct loud perceptible resounding

clear hearable plain roaring

aural auricular loud enough within earshot

ambiguous indistinct invisible obscure unnoticeable vague

obscured unclear

inaudible

muted

dull echoing flat low muffled mute resounding ringing roaring rumbling vibrating

cavernous clangorous ghostly reverberant sepulchral thunderous toneless vibrant

clear elevated sharp

convex earnest frank full genuine high honest light meaningful raised real sincere soft solid substantial truthful

bottom extent intensity

base declination deepness draft drop expanse lowness measure measurement pit pitch profoundness profundity remoteness

fathomage lower register

mountain

height

analysis case examination hearing inquiry inspection probe research review scrutiny search study survey

exploration gander inquest inquisition observation quest surveying

delving fact-finding legwork observing probing quiz