2 adjectives to describe vocalisation

German authors dwell at length on the fact that many priests, very early in their career, contract the habit of faulty vocalisation of liturgy, and that they never seem to notice their fault, or at least never seem to attempt an amendment.

Pathetically cheerful that pum, pum, hopelessly cheerful indeed against the dirge of the air, a dirge accentuated by sporadic vocalisation.

2 adjectives to describe  vocalisation