Loudness

грћмкий гћлос a loud voice
зІчный гћлос a loud, resounding voice
громовћй гћлос a thunderous voice
NB The above expression usually serves as a modifier with verbs such as сказђть "to say; to tell," крќкнуть, закричђть, вскричђть "to shout, to cry out"; it may also be used as the subject of the verb раздђться "to be heard, to resound." Most speakers will not use this expression as a subject with other verbs.
— ТІ мнљ отвљтишь за іто! — вскричђл отљц громовІм гћлосом. "You'll answer to me for that!" shouted the father in a thunderous voice.
И тџт раздђлся егћ громовћй гћлос. At that point his thunderous voice rang out.
оглушќтельный гћлос a deafening voice
разговђривать [no Pf.] (or говорќть/сказђть) во вљсь гћлосa to speak as loudly as possible
негрћмкий гћлос a soft voice
тќхий гћлос a quiet voice
разговђривать [no Pf.] (or говорќть/сказђть) вполгћлоса to speak under one's breath
повышђть/повІсить гћлосa to raise one's voice
Ї пћнял, что старќк плћхо слІшит, и повІсил гћлос. Realizing that the old man was hard of hearing, I raised my voice.
NB The phrase повышђть/повІсить гћлос, above, is also used to mean "to speak in an angry voice," e.g.
Не смљйте повышђть на менї гћлос! Don't you dare raise your voice at me!
понижђть/понќзить гћлосa to lower one's voice